18854104318

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1\times {\mathrm{1609}}^1$

素因数の和:2033

約数の個数: 64

約数和(自身を含む): 34112010240

約数和(自身を除く): 15257905922

約数列:

[1, 2, 7, 14, 23, 46, 151, 161, 241, 302, 322, 482, 1057, 1609, 1687, 2114, 3218, 3374, 3473, 5543, 6946, 11086, 11263, 22526, 24311, 36391, 37007, 38801, 48622, 72782, 74014, 77602, 242959, 254737, 259049, 387769, 485918, 509474, 518098, 775538, 836993, 1673986, 1700713, 2714383, 3401426, 5428766, 5588057, 5858951, 8918687, 11176114, 11717902, 17837374, 39116399, 58553119, 62430809, 78232798, 117106238, 124861618, 409871833, 819743666, 1346721737, 2693443474, 9427052159, 18854104318]

約数ペア:

[(1, 18854104318), (2, 9427052159), (7, 2693443474), (14, 1346721737), (23, 819743666), (46, 409871833), (151, 124861618), (161, 117106238), (241, 78232798), (302, 62430809), (322, 58553119), (482, 39116399), (1057, 17837374), (1609, 11717902), (1687, 11176114), (2114, 8918687), (3218, 5858951), (3374, 5588057), (3473, 5428766), (5543, 3401426), (6946, 2714383), (11086, 1700713), (11263, 1673986), (22526, 836993), (24311, 775538), (36391, 518098), (37007, 509474), (38801, 485918), (48622, 387769), (72782, 259049), (74014, 254737), (77602, 242959)]