31372528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 66625200

約数和(自身を除く): 35252672

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 397, 449, 794, 898, 1588, 1796, 3176, 3592, 4367, 4939, 6352, 7184, 8734, 9878, 17468, 19756, 34936, 39512, 69872, 79024, 178253, 356506, 713012, 1426024, 1960783, 2852048, 3921566, 7843132, 15686264, 31372528]

約数ペア:

[(1, 31372528), (2, 15686264), (4, 7843132), (8, 3921566), (11, 2852048), (16, 1960783), (22, 1426024), (44, 713012), (88, 356506), (176, 178253), (397, 79024), (449, 69872), (794, 39512), (898, 34936), (1588, 19756), (1796, 17468), (3176, 9878), (3592, 8734), (4367, 7184), (4939, 6352)]