20565659906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{42209}}^1\times {\mathrm{22147}}^1$

素因数の和:64369

約数の個数: 16

約数和(自身を含む): 33655214880

約数和(自身を除く): 13089554974

約数列:

[1, 2, 11, 22, 22147, 42209, 44294, 84418, 243617, 464299, 487234, 928598, 934802723, 1869605446, 10282829953, 20565659906]

約数ペア:

[(1, 20565659906), (2, 10282829953), (11, 1869605446), (22, 934802723), (22147, 928598), (42209, 487234), (44294, 464299), (84418, 243617)]