18337740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9902

約数の個数: 48

約数和(自身を含む): 53007360

約数和(自身を除く): 34669620

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, 9859, 19718, 29577, 39436, 49295, 59154, 98590, 118308, 147885, 197180, 295770, 305629, 591540, 611258, 916887, 1222516, 1528145, 1833774, 3056290, 3667548, 4584435, 6112580, 9168870, 18337740]

約数ペア:

[(1, 18337740), (2, 9168870), (3, 6112580), (4, 4584435), (5, 3667548), (6, 3056290), (10, 1833774), (12, 1528145), (15, 1222516), (20, 916887), (30, 611258), (31, 591540), (60, 305629), (62, 295770), (93, 197180), (124, 147885), (155, 118308), (186, 98590), (310, 59154), (372, 49295), (465, 39436), (620, 29577), (930, 19718), (1860, 9859)]