20210188996

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{7882289}}^1$

素因数の和:7882934

約数の個数: 12

約数和(自身を含む): 35423011260

約数和(自身を除く): 15212822264

約数列:

[1, 2, 4, 641, 1282, 2564, 7882289, 15764578, 31529156, 5052547249, 10105094498, 20210188996]

約数ペア:

[(1, 20210188996), (2, 10105094498), (4, 5052547249), (641, 31529156), (1282, 15764578), (2564, 7882289)]