20628870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36191}}^1$

素因数の和:36220

約数の個数: 32

約数和(自身を含む): 52116480

約数和(自身を除く): 31487610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 36191, 72382, 108573, 180955, 217146, 361910, 542865, 687629, 1085730, 1375258, 2062887, 3438145, 4125774, 6876290, 10314435, 20628870]

約数ペア:

[(1, 20628870), (2, 10314435), (3, 6876290), (5, 4125774), (6, 3438145), (10, 2062887), (15, 1375258), (19, 1085730), (30, 687629), (38, 542865), (57, 361910), (95, 217146), (114, 180955), (190, 108573), (285, 72382), (570, 36191)]