20120740031

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{300323}}^1$

素因数の和:300910

約数の個数: 16

約数和(自身を含む): 24391113984

約数和(自身を除く): 4270373953

約数列:

[1, 7, 17, 119, 563, 3941, 9571, 66997, 300323, 2102261, 5105491, 35738437, 169081849, 1183572943, 2874391433, 20120740031]

約数ペア:

[(1, 20120740031), (7, 2874391433), (17, 1183572943), (119, 169081849), (563, 35738437), (3941, 5105491), (9571, 2102261), (66997, 300323)]