20879934

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 42988320

約数和(自身を除く): 22108386

約数列:

[1, 2, 3, 6, 61, 89, 122, 178, 183, 267, 366, 534, 641, 1282, 1923, 3846, 5429, 10858, 16287, 32574, 39101, 57049, 78202, 114098, 117303, 171147, 234606, 342294, 3479989, 6959978, 10439967, 20879934]

約数ペア:

[(1, 20879934), (2, 10439967), (3, 6959978), (6, 3479989), (61, 342294), (89, 234606), (122, 171147), (178, 117303), (183, 114098), (267, 78202), (366, 57049), (534, 39101), (641, 32574), (1282, 16287), (1923, 10858), (3846, 5429)]