19019740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30677}}^1$

素因数の和:30717

約数の個数: 24

約数和(自身を含む): 41231232

約数和(自身を除く): 22211492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 30677, 61354, 122708, 153385, 306770, 613540, 950987, 1901974, 3803948, 4754935, 9509870, 19019740]

約数ペア:

[(1, 19019740), (2, 9509870), (4, 4754935), (5, 3803948), (10, 1901974), (20, 950987), (31, 613540), (62, 306770), (124, 153385), (155, 122708), (310, 61354), (620, 30677)]