19469824

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3457}}^1$

素因数の和:3486

約数の個数: 40

約数和(自身を含む): 42450408

約数和(自身を除く): 22980584

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3457, 5632, 6914, 13828, 27656, 38027, 55312, 76054, 110624, 152108, 221248, 304216, 442496, 608432, 884992, 1216864, 1769984, 2433728, 4867456, 9734912, 19469824]

約数ペア:

[(1, 19469824), (2, 9734912), (4, 4867456), (8, 2433728), (11, 1769984), (16, 1216864), (22, 884992), (32, 608432), (44, 442496), (64, 304216), (88, 221248), (128, 152108), (176, 110624), (256, 76054), (352, 55312), (512, 38027), (704, 27656), (1408, 13828), (2816, 6914), (3457, 5632)]