20051619

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56167}}^1$

素因数の和:56194

約数の個数: 16

約数和(自身を含む): 32352768

約数和(自身を除く): 12301149

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56167, 168501, 393169, 954839, 1179507, 2864517, 6683873, 20051619]

約数ペア:

[(1, 20051619), (3, 6683873), (7, 2864517), (17, 1179507), (21, 954839), (51, 393169), (119, 168501), (357, 56167)]