18789488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 39609072

約数和(自身を除く): 20819584

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 1867, 2516, 3734, 5032, 7468, 10064, 14936, 29872, 31739, 63478, 69079, 126956, 138158, 253912, 276316, 507824, 552632, 1105264, 1174343, 2348686, 4697372, 9394744, 18789488]

約数ペア:

[(1, 18789488), (2, 9394744), (4, 4697372), (8, 2348686), (16, 1174343), (17, 1105264), (34, 552632), (37, 507824), (68, 276316), (74, 253912), (136, 138158), (148, 126956), (272, 69079), (296, 63478), (592, 31739), (629, 29872), (1258, 14936), (1867, 10064), (2516, 7468), (3734, 5032)]