18808830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2145

約数の個数: 48

約数和(自身を含む): 49402080

約数和(自身を除く): 30593250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 103, 206, 309, 515, 618, 927, 1030, 1545, 1854, 2029, 3090, 4058, 4635, 6087, 9270, 10145, 12174, 18261, 20290, 30435, 36522, 60870, 91305, 182610, 208987, 417974, 626961, 1044935, 1253922, 1880883, 2089870, 3134805, 3761766, 6269610, 9404415, 18808830]

約数ペア:

[(1, 18808830), (2, 9404415), (3, 6269610), (5, 3761766), (6, 3134805), (9, 2089870), (10, 1880883), (15, 1253922), (18, 1044935), (30, 626961), (45, 417974), (90, 208987), (103, 182610), (206, 91305), (309, 60870), (515, 36522), (618, 30435), (927, 20290), (1030, 18261), (1545, 12174), (1854, 10145), (2029, 9270), (3090, 6087), (4058, 4635)]