39779986

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{727}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 60540480

約数和(自身を除く): 20760494

約数列:

[1, 2, 109, 218, 251, 502, 727, 1454, 27359, 54718, 79243, 158486, 182477, 364954, 19889993, 39779986]

約数ペア:

[(1, 39779986), (2, 19889993), (109, 364954), (218, 182477), (251, 158486), (502, 79243), (727, 54718), (1454, 27359)]