20692010

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2131}}^1$

素因数の和:3109

約数の個数: 16

約数和(自身を含む): 37301472

約数和(自身を除く): 16609462

約数列:

[1, 2, 5, 10, 971, 1942, 2131, 4262, 4855, 9710, 10655, 21310, 2069201, 4138402, 10346005, 20692010]

約数ペア:

[(1, 20692010), (2, 10346005), (5, 4138402), (10, 2069201), (971, 21310), (1942, 10655), (2131, 9710), (4262, 4855)]