65436872

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{19429}}^1$

素因数の和:19856

約数の個数: 16

約数和(自身を含む): 122991900

約数和(自身を除く): 57555028

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 19429, 38858, 77716, 155432, 8179609, 16359218, 32718436, 65436872]

約数ペア:

[(1, 65436872), (2, 32718436), (4, 16359218), (8, 8179609), (421, 155432), (842, 77716), (1684, 38858), (3368, 19429)]