18929220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10177}}^1$

素因数の和:10220

約数の個数: 48

約数和(自身を含む): 54716928

約数和(自身を除く): 35787708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10177, 20354, 30531, 40708, 50885, 61062, 101770, 122124, 152655, 203540, 305310, 315487, 610620, 630974, 946461, 1261948, 1577435, 1892922, 3154870, 3785844, 4732305, 6309740, 9464610, 18929220]

約数ペア:

[(1, 18929220), (2, 9464610), (3, 6309740), (4, 4732305), (5, 3785844), (6, 3154870), (10, 1892922), (12, 1577435), (15, 1261948), (20, 946461), (30, 630974), (31, 610620), (60, 315487), (62, 305310), (93, 203540), (124, 152655), (155, 122124), (186, 101770), (310, 61062), (372, 50885), (465, 40708), (620, 30531), (930, 20354), (1860, 10177)]