18679298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 13461502

約数列:

[1, 2, 11, 22, 31, 61, 62, 122, 341, 449, 671, 682, 898, 1342, 1891, 3782, 4939, 9878, 13919, 20801, 27389, 27838, 41602, 54778, 153109, 301279, 306218, 602558, 849059, 1698118, 9339649, 18679298]

約数ペア:

[(1, 18679298), (2, 9339649), (11, 1698118), (22, 849059), (31, 602558), (61, 306218), (62, 301279), (122, 153109), (341, 54778), (449, 41602), (671, 27838), (682, 27389), (898, 20801), (1342, 13919), (1891, 9878), (3782, 4939)]