20809069154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{7027}}^1\times {\mathrm{77929}}^1$

素因数の和:84977

約数の個数: 16

約数和(自身を含む): 32861522400

約数和(自身を除く): 12052453246

約数列:

[1, 2, 19, 38, 7027, 14054, 77929, 133513, 155858, 267026, 1480651, 2961302, 547607083, 1095214166, 10404534577, 20809069154]

約数ペア:

[(1, 20809069154), (2, 10404534577), (19, 1095214166), (38, 547607083), (7027, 2961302), (14054, 1480651), (77929, 267026), (133513, 155858)]