18947456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13457}}^1$

素因数の和:13482

約数の個数: 32

約数和(自身を含む): 41181480

約数和(自身を除く): 22234024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 13457, 26914, 53828, 107656, 148027, 215312, 296054, 430624, 592108, 861248, 1184216, 1722496, 2368432, 4736864, 9473728, 18947456]

約数ペア:

[(1, 18947456), (2, 9473728), (4, 4736864), (8, 2368432), (11, 1722496), (16, 1184216), (22, 861248), (32, 592108), (44, 430624), (64, 296054), (88, 215312), (128, 148027), (176, 107656), (352, 53828), (704, 26914), (1408, 13457)]