20176669312

素因数分解:

$2^7\times {\mathrm{149}}^1\times {\mathrm{691}}^1\times {\mathrm{1531}}^1$

素因数の和:2385

約数の個数: 64

約数和(自身を含む): 40550508000

約数和(自身を除く): 20373838688

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 149, 298, 596, 691, 1192, 1382, 1531, 2384, 2764, 3062, 4768, 5528, 6124, 9536, 11056, 12248, 19072, 22112, 24496, 44224, 48992, 88448, 97984, 102959, 195968, 205918, 228119, 411836, 456238, 823672, 912476, 1057921, 1647344, 1824952, 2115842, 3294688, 3649904, 4231684, 6589376, 7299808, 8463368, 13178752, 14599616, 16926736, 29199232, 33853472, 67706944, 135413888, 157630229, 315260458, 630520916, 1261041832, 2522083664, 5044167328, 10088334656, 20176669312]

約数ペア:

[(1, 20176669312), (2, 10088334656), (4, 5044167328), (8, 2522083664), (16, 1261041832), (32, 630520916), (64, 315260458), (128, 157630229), (149, 135413888), (298, 67706944), (596, 33853472), (691, 29199232), (1192, 16926736), (1382, 14599616), (1531, 13178752), (2384, 8463368), (2764, 7299808), (3062, 6589376), (4768, 4231684), (5528, 3649904), (6124, 3294688), (9536, 2115842), (11056, 1824952), (12248, 1647344), (19072, 1057921), (22112, 912476), (24496, 823672), (44224, 456238), (48992, 411836), (88448, 228119), (97984, 205918), (102959, 195968)]