20123123798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{839653}}^1$

素因数の和:840199

約数の個数: 16

約数和(自身を含む): 31557555936

約数和(自身を除く): 11434432138

約数列:

[1, 2, 23, 46, 521, 1042, 11983, 23966, 839653, 1679306, 19312019, 38624038, 437459213, 874918426, 10061561899, 20123123798]

約数ペア:

[(1, 20123123798), (2, 10061561899), (23, 874918426), (46, 437459213), (521, 38624038), (1042, 19312019), (11983, 1679306), (23966, 839653)]