637949072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2345401}}^1$

素因数の和:2345426

約数の個数: 20

約数和(自身を含む): 1308734316

約数和(自身を除く): 670785244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2345401, 4690802, 9381604, 18763208, 37526416, 39871817, 79743634, 159487268, 318974536, 637949072]

約数ペア:

[(1, 637949072), (2, 318974536), (4, 159487268), (8, 79743634), (16, 39871817), (17, 37526416), (34, 18763208), (68, 9381604), (136, 4690802), (272, 2345401)]