20455967998

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{15329}}^1$

素因数の和:15696

約数の個数: 32

約数和(自身を含む): 32053190400

約数和(自身を除く): 11597222402

約数列:

[1, 2, 43, 59, 86, 118, 263, 526, 2537, 5074, 11309, 15329, 15517, 22618, 30658, 31034, 659147, 667231, 904411, 1318294, 1334462, 1808822, 4031527, 8063054, 38889673, 77779346, 173355661, 237860093, 346711322, 475720186, 10227983999, 20455967998]

約数ペア:

[(1, 20455967998), (2, 10227983999), (43, 475720186), (59, 346711322), (86, 237860093), (118, 173355661), (263, 77779346), (526, 38889673), (2537, 8063054), (5074, 4031527), (11309, 1808822), (15329, 1334462), (15517, 1318294), (22618, 904411), (30658, 667231), (31034, 659147)]