20151666

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6580

約数の個数: 40

約数和(自身を含む): 47538480

約数和(自身を除く): 27386814

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6547, 13094, 19641, 39282, 58923, 117846, 124393, 176769, 248786, 353538, 373179, 530307, 746358, 1060614, 1119537, 2239074, 3358611, 6717222, 10075833, 20151666]

約数ペア:

[(1, 20151666), (2, 10075833), (3, 6717222), (6, 3358611), (9, 2239074), (18, 1119537), (19, 1060614), (27, 746358), (38, 530307), (54, 373179), (57, 353538), (81, 248786), (114, 176769), (162, 124393), (171, 117846), (342, 58923), (513, 39282), (1026, 19641), (1539, 13094), (3078, 6547)]