18348156740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1664987}}^1$

素因数の和:1665044

約数の個数: 48

約数和(自身を含む): 41957697600

約数和(自身を除く): 23609540860

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 1664987, 3329974, 6659948, 8324935, 16649870, 31634753, 33299740, 48284623, 63269506, 96569246, 126539012, 158173765, 193138492, 241423115, 316347530, 482846230, 632695060, 917407837, 965692460, 1834815674, 3669631348, 4587039185, 9174078370, 18348156740]

約数ペア:

[(1, 18348156740), (2, 9174078370), (4, 4587039185), (5, 3669631348), (10, 1834815674), (19, 965692460), (20, 917407837), (29, 632695060), (38, 482846230), (58, 316347530), (76, 241423115), (95, 193138492), (116, 158173765), (145, 126539012), (190, 96569246), (290, 63269506), (380, 48284623), (551, 33299740), (580, 31634753), (1102, 16649870), (2204, 8324935), (2755, 6659948), (5510, 3329974), (11020, 1664987)]