20057868

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2044

約数の個数: 60

約数和(自身を含む): 54153792

約数和(自身を除く): 34095924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 1997, 2511, 3348, 3994, 5022, 5991, 7988, 10044, 11982, 17973, 23964, 35946, 53919, 61907, 71892, 107838, 123814, 161757, 185721, 215676, 247628, 323514, 371442, 557163, 647028, 742884, 1114326, 1671489, 2228652, 3342978, 5014467, 6685956, 10028934, 20057868]

約数ペア:

[(1, 20057868), (2, 10028934), (3, 6685956), (4, 5014467), (6, 3342978), (9, 2228652), (12, 1671489), (18, 1114326), (27, 742884), (31, 647028), (36, 557163), (54, 371442), (62, 323514), (81, 247628), (93, 215676), (108, 185721), (124, 161757), (162, 123814), (186, 107838), (279, 71892), (324, 61907), (372, 53919), (558, 35946), (837, 23964), (1116, 17973), (1674, 11982), (1997, 10044), (2511, 7988), (3348, 5991), (3994, 5022)]