18795408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 52585920

約数和(自身を除く): 33790512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 48, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 304, 444, 456, 557, 592, 703, 888, 912, 1114, 1406, 1671, 1776, 2109, 2228, 2812, 3342, 4218, 4456, 5624, 6684, 8436, 8912, 10583, 11248, 13368, 16872, 20609, 21166, 26736, 31749, 33744, 41218, 42332, 61827, 63498, 82436, 84664, 123654, 126996, 164872, 169328, 247308, 253992, 329744, 391571, 494616, 507984, 783142, 989232, 1174713, 1566284, 2349426, 3132568, 4698852, 6265136, 9397704, 18795408]

約数ペア:

[(1, 18795408), (2, 9397704), (3, 6265136), (4, 4698852), (6, 3132568), (8, 2349426), (12, 1566284), (16, 1174713), (19, 989232), (24, 783142), (37, 507984), (38, 494616), (48, 391571), (57, 329744), (74, 253992), (76, 247308), (111, 169328), (114, 164872), (148, 126996), (152, 123654), (222, 84664), (228, 82436), (296, 63498), (304, 61827), (444, 42332), (456, 41218), (557, 33744), (592, 31749), (703, 26736), (888, 21166), (912, 20609), (1114, 16872), (1406, 13368), (1671, 11248), (1776, 10583), (2109, 8912), (2228, 8436), (2812, 6684), (3342, 5624), (4218, 4456)]