18380416

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3932

約数の個数: 32

約数和(自身を含む): 37616580

約数和(自身を除く): 19236164

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 1184, 2368, 3881, 4736, 7762, 15524, 31048, 62096, 124192, 143597, 248384, 287194, 496768, 574388, 1148776, 2297552, 4595104, 9190208, 18380416]

約数ペア:

[(1, 18380416), (2, 9190208), (4, 4595104), (8, 2297552), (16, 1148776), (32, 574388), (37, 496768), (64, 287194), (74, 248384), (128, 143597), (148, 124192), (296, 62096), (592, 31048), (1184, 15524), (2368, 7762), (3881, 4736)]