20175976848

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:845

約数の個数: 160

約数和(自身を含む): 54013685760

約数和(自身を除く): 33837708912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 79, 137, 142, 158, 213, 237, 274, 284, 316, 411, 426, 474, 547, 548, 568, 632, 822, 852, 948, 1094, 1096, 1136, 1264, 1641, 1644, 1704, 1896, 2188, 2192, 3282, 3288, 3408, 3792, 4376, 5609, 6564, 6576, 8752, 9727, 10823, 11218, 13128, 16827, 19454, 21646, 22436, 26256, 29181, 32469, 33654, 38837, 38908, 43213, 43292, 44872, 58362, 64938, 67308, 74939, 77674, 77816, 86426, 86584, 89744, 116511, 116724, 129639, 129876, 134616, 149878, 155348, 155632, 172852, 173168, 224817, 233022, 233448, 259278, 259752, 269232, 299756, 310696, 345704, 449634, 466044, 466896, 518556, 519504, 599512, 621392, 691408, 768433, 899268, 932088, 1037112, 1199024, 1536866, 1798536, 1864176, 2074224, 2305299, 3068123, 3073732, 3597072, 4610598, 5320669, 5920181, 6136246, 6147464, 9204369, 9221196, 10641338, 11840362, 12272492, 12294928, 15962007, 17760543, 18408738, 18442392, 21282676, 23680724, 24544984, 31924014, 35521086, 36817476, 36884784, 42565352, 47361448, 49089968, 63848028, 71042172, 73634952, 85130704, 94722896, 127696056, 142084344, 147269904, 255392112, 284168688, 420332851, 840665702, 1260998553, 1681331404, 2521997106, 3362662808, 5043994212, 6725325616, 10087988424, 20175976848]

約数ペア:

[(1, 20175976848), (2, 10087988424), (3, 6725325616), (4, 5043994212), (6, 3362662808), (8, 2521997106), (12, 1681331404), (16, 1260998553), (24, 840665702), (48, 420332851), (71, 284168688), (79, 255392112), (137, 147269904), (142, 142084344), (158, 127696056), (213, 94722896), (237, 85130704), (274, 73634952), (284, 71042172), (316, 63848028), (411, 49089968), (426, 47361448), (474, 42565352), (547, 36884784), (548, 36817476), (568, 35521086), (632, 31924014), (822, 24544984), (852, 23680724), (948, 21282676), (1094, 18442392), (1096, 18408738), (1136, 17760543), (1264, 15962007), (1641, 12294928), (1644, 12272492), (1704, 11840362), (1896, 10641338), (2188, 9221196), (2192, 9204369), (3282, 6147464), (3288, 6136246), (3408, 5920181), (3792, 5320669), (4376, 4610598), (5609, 3597072), (6564, 3073732), (6576, 3068123), (8752, 2305299), (9727, 2074224), (10823, 1864176), (11218, 1798536), (13128, 1536866), (16827, 1199024), (19454, 1037112), (21646, 932088), (22436, 899268), (26256, 768433), (29181, 691408), (32469, 621392), (33654, 599512), (38837, 519504), (38908, 518556), (43213, 466896), (43292, 466044), (44872, 449634), (58362, 345704), (64938, 310696), (67308, 299756), (74939, 269232), (77674, 259752), (77816, 259278), (86426, 233448), (86584, 233022), (89744, 224817), (116511, 173168), (116724, 172852), (129639, 155632), (129876, 155348), (134616, 149878)]