1247241472

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{256423}}^1$

素因数の和:256458

約数の個数: 36

約数和(自身を含む): 2620653280

約数和(自身を除く): 1373411808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 256423, 512846, 1025692, 2051384, 4102768, 4872037, 8205536, 9744074, 16411072, 19488148, 32822144, 38976296, 65644288, 77952592, 155905184, 311810368, 623620736, 1247241472]

約数ペア:

[(1, 1247241472), (2, 623620736), (4, 311810368), (8, 155905184), (16, 77952592), (19, 65644288), (32, 38976296), (38, 32822144), (64, 19488148), (76, 16411072), (128, 9744074), (152, 8205536), (256, 4872037), (304, 4102768), (608, 2051384), (1216, 1025692), (2432, 512846), (4864, 256423)]