20392102

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:903

約数の個数: 16

約数和(自身を含む): 31136112

約数和(自身を除く): 10744010

約数列:

[1, 2, 101, 157, 202, 314, 643, 1286, 15857, 31714, 64943, 100951, 129886, 201902, 10196051, 20392102]

約数ペア:

[(1, 20392102), (2, 10196051), (101, 201902), (157, 129886), (202, 100951), (314, 64943), (643, 31714), (1286, 15857)]