20589070

素因数分解:

$2^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1997}}^1$

素因数の和:3035

約数の個数: 16

約数和(自身を含む): 37114848

約数和(自身を除く): 16525778

約数列:

[1, 2, 5, 10, 1031, 1997, 2062, 3994, 5155, 9985, 10310, 19970, 2058907, 4117814, 10294535, 20589070]

約数ペア:

[(1, 20589070), (2, 10294535), (5, 4117814), (10, 2058907), (1031, 19970), (1997, 10310), (2062, 9985), (3994, 5155)]