6645904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{13399}}^1$

素因数の和:13438

約数の個数: 20

約数和(自身を含む): 13292800

約数和(自身を除く): 6646896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 13399, 26798, 53596, 107192, 214384, 415369, 830738, 1661476, 3322952, 6645904]

約数ペア:

[(1, 6645904), (2, 3322952), (4, 1661476), (8, 830738), (16, 415369), (31, 214384), (62, 107192), (124, 53596), (248, 26798), (496, 13399)]