20180199396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{461}}^1\times {\mathrm{683}}^1$

素因数の和:1274

約数の個数: 144

約数和(自身を含む): 55478364480

約数和(自身を除く): 35298165084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 327, 436, 461, 588, 654, 683, 763, 922, 1308, 1366, 1383, 1526, 1844, 2049, 2289, 2732, 2766, 3052, 3227, 4098, 4578, 4781, 5341, 5532, 6454, 8196, 9156, 9562, 9681, 10682, 12908, 14343, 16023, 19124, 19362, 21364, 22589, 28686, 32046, 33467, 38724, 45178, 50249, 57372, 64092, 66934, 67767, 74447, 90356, 100401, 100498, 133868, 135534, 148894, 150747, 200802, 200996, 223341, 271068, 297788, 301494, 314863, 351743, 401604, 446682, 521129, 602988, 629726, 703486, 893364, 944589, 1042258, 1055229, 1259452, 1406972, 1563387, 1889178, 2084516, 2110458, 2204041, 2462201, 3126774, 3647903, 3778356, 4220916, 4408082, 4924402, 6253548, 6612123, 7295806, 7386603, 8816164, 9848804, 10943709, 13224246, 14591612, 14773206, 15428287, 21887418, 26448492, 29546412, 30856574, 34320067, 43774836, 46284861, 61713148, 68640134, 92569722, 102960201, 137280268, 185139444, 205920402, 240240469, 411840804, 480480938, 720721407, 960961876, 1441442814, 1681683283, 2882885628, 3363366566, 5045049849, 6726733132, 10090099698, 20180199396]

約数ペア:

[(1, 20180199396), (2, 10090099698), (3, 6726733132), (4, 5045049849), (6, 3363366566), (7, 2882885628), (12, 1681683283), (14, 1441442814), (21, 960961876), (28, 720721407), (42, 480480938), (49, 411840804), (84, 240240469), (98, 205920402), (109, 185139444), (147, 137280268), (196, 102960201), (218, 92569722), (294, 68640134), (327, 61713148), (436, 46284861), (461, 43774836), (588, 34320067), (654, 30856574), (683, 29546412), (763, 26448492), (922, 21887418), (1308, 15428287), (1366, 14773206), (1383, 14591612), (1526, 13224246), (1844, 10943709), (2049, 9848804), (2289, 8816164), (2732, 7386603), (2766, 7295806), (3052, 6612123), (3227, 6253548), (4098, 4924402), (4578, 4408082), (4781, 4220916), (5341, 3778356), (5532, 3647903), (6454, 3126774), (8196, 2462201), (9156, 2204041), (9562, 2110458), (9681, 2084516), (10682, 1889178), (12908, 1563387), (14343, 1406972), (16023, 1259452), (19124, 1055229), (19362, 1042258), (21364, 944589), (22589, 893364), (28686, 703486), (32046, 629726), (33467, 602988), (38724, 521129), (45178, 446682), (50249, 401604), (57372, 351743), (64092, 314863), (66934, 301494), (67767, 297788), (74447, 271068), (90356, 223341), (100401, 200996), (100498, 200802), (133868, 150747), (135534, 148894)]