18328870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9029}}^1$

素因数の和:9072

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 20680730

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9029, 18058, 45145, 63203, 90290, 126406, 261841, 316015, 523682, 632030, 1309205, 1832887, 2618410, 3665774, 9164435, 18328870]

約数ペア:

[(1, 18328870), (2, 9164435), (5, 3665774), (7, 2618410), (10, 1832887), (14, 1309205), (29, 632030), (35, 523682), (58, 316015), (70, 261841), (145, 126406), (203, 90290), (290, 63203), (406, 45145), (1015, 18058), (2030, 9029)]