31121012

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2472

約数の個数: 36

約数和(自身を含む): 62102880

約数和(自身を除く): 30981868

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 2423, 3211, 4846, 6422, 9692, 12844, 31499, 46037, 62998, 92074, 125996, 184148, 409487, 598481, 818974, 1196962, 1637948, 2393924, 7780253, 15560506, 31121012]

約数ペア:

[(1, 31121012), (2, 15560506), (4, 7780253), (13, 2393924), (19, 1637948), (26, 1196962), (38, 818974), (52, 598481), (76, 409487), (169, 184148), (247, 125996), (338, 92074), (494, 62998), (676, 46037), (988, 31499), (2423, 12844), (3211, 9692), (4846, 6422)]