2920921808

素因数分解:

$2^4\times 7^1\times {\mathrm{26079659}}^1$

素因数の和:26079674

約数の個数: 20

約数和(自身を含む): 6467755680

約数和(自身を除く): 3546833872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 26079659, 52159318, 104318636, 182557613, 208637272, 365115226, 417274544, 730230452, 1460460904, 2920921808]

約数ペア:

[(1, 2920921808), (2, 1460460904), (4, 730230452), (7, 417274544), (8, 365115226), (14, 208637272), (16, 182557613), (28, 104318636), (56, 52159318), (112, 26079659)]