18691022

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2423}}^1$

素因数の和:2480

約数の個数: 32

約数和(自身を含む): 34905600

約数和(自身を除く): 16214578

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 2423, 3857, 4846, 7714, 16961, 33922, 46037, 70267, 92074, 140534, 322259, 491869, 644518, 983738, 1335073, 2670146, 9345511, 18691022]

約数ペア:

[(1, 18691022), (2, 9345511), (7, 2670146), (14, 1335073), (19, 983738), (29, 644518), (38, 491869), (58, 322259), (133, 140534), (203, 92074), (266, 70267), (406, 46037), (551, 33922), (1102, 16961), (2423, 7714), (3857, 4846)]