20531910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97771}}^1$

素因数の和:97788

約数の個数: 32

約数和(自身を含む): 56316672

約数和(自身を除く): 35784762

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97771, 195542, 293313, 488855, 586626, 684397, 977710, 1368794, 1466565, 2053191, 2933130, 3421985, 4106382, 6843970, 10265955, 20531910]

約数ペア:

[(1, 20531910), (2, 10265955), (3, 6843970), (5, 4106382), (6, 3421985), (7, 2933130), (10, 2053191), (14, 1466565), (15, 1368794), (21, 977710), (30, 684397), (35, 586626), (42, 488855), (70, 293313), (105, 195542), (210, 97771)]