20853487908

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{2083}}^1$

素因数の和:2216

約数の個数: 180

約数和(自身を含む): 60643424688

約数和(自身を除く): 39789936780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 53, 54, 66, 81, 99, 106, 108, 132, 159, 162, 198, 212, 297, 318, 324, 396, 477, 583, 594, 636, 891, 954, 1166, 1188, 1431, 1749, 1782, 1908, 2083, 2332, 2809, 2862, 3498, 3564, 4166, 4293, 5247, 5618, 5724, 6249, 6996, 8332, 8427, 8586, 10494, 11236, 12498, 15741, 16854, 17172, 18747, 20988, 22913, 24996, 25281, 30899, 31482, 33708, 37494, 45826, 47223, 50562, 56241, 61798, 62964, 68739, 74988, 75843, 91652, 92697, 94446, 101124, 110399, 112482, 123596, 137478, 151686, 168723, 185394, 188892, 206217, 220798, 224964, 227529, 274956, 278091, 303372, 331197, 337446, 370788, 412434, 441596, 455058, 556182, 618651, 662394, 674892, 824868, 834273, 910116, 993591, 1112364, 1214389, 1237302, 1324788, 1668546, 1855953, 1987182, 2428778, 2474604, 2502819, 2980773, 3337092, 3643167, 3711906, 3974364, 4857556, 5005638, 5851147, 5961546, 7286334, 7423812, 8942319, 10011276, 10929501, 11702294, 11923092, 14572668, 17553441, 17884638, 21859002, 23404588, 32788503, 35106882, 35769276, 43718004, 52660323, 64362617, 65577006, 70213764, 98365509, 105320646, 128725234, 131154012, 157980969, 193087851, 196731018, 210641292, 257450468, 315961938, 386175702, 393462036, 473942907, 579263553, 631923876, 772351404, 947885814, 1158527106, 1737790659, 1895771628, 2317054212, 3475581318, 5213371977, 6951162636, 10426743954, 20853487908]

約数ペア:

[(1, 20853487908), (2, 10426743954), (3, 6951162636), (4, 5213371977), (6, 3475581318), (9, 2317054212), (11, 1895771628), (12, 1737790659), (18, 1158527106), (22, 947885814), (27, 772351404), (33, 631923876), (36, 579263553), (44, 473942907), (53, 393462036), (54, 386175702), (66, 315961938), (81, 257450468), (99, 210641292), (106, 196731018), (108, 193087851), (132, 157980969), (159, 131154012), (162, 128725234), (198, 105320646), (212, 98365509), (297, 70213764), (318, 65577006), (324, 64362617), (396, 52660323), (477, 43718004), (583, 35769276), (594, 35106882), (636, 32788503), (891, 23404588), (954, 21859002), (1166, 17884638), (1188, 17553441), (1431, 14572668), (1749, 11923092), (1782, 11702294), (1908, 10929501), (2083, 10011276), (2332, 8942319), (2809, 7423812), (2862, 7286334), (3498, 5961546), (3564, 5851147), (4166, 5005638), (4293, 4857556), (5247, 3974364), (5618, 3711906), (5724, 3643167), (6249, 3337092), (6996, 2980773), (8332, 2502819), (8427, 2474604), (8586, 2428778), (10494, 1987182), (11236, 1855953), (12498, 1668546), (15741, 1324788), (16854, 1237302), (17172, 1214389), (18747, 1112364), (20988, 993591), (22913, 910116), (24996, 834273), (25281, 824868), (30899, 674892), (31482, 662394), (33708, 618651), (37494, 556182), (45826, 455058), (47223, 441596), (50562, 412434), (56241, 370788), (61798, 337446), (62964, 331197), (68739, 303372), (74988, 278091), (75843, 274956), (91652, 227529), (92697, 224964), (94446, 220798), (101124, 206217), (110399, 188892), (112482, 185394), (123596, 168723), (137478, 151686)]