1991293942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{360611}}^1$

素因数の和:360875

約数の個数: 16

約数和(自身を含む): 3271472064

約数和(自身を除く): 1280178122

約数列:

[1, 2, 11, 22, 251, 502, 2761, 5522, 360611, 721222, 3966721, 7933442, 90513361, 181026722, 995646971, 1991293942]

約数ペア:

[(1, 1991293942), (2, 995646971), (11, 181026722), (22, 90513361), (251, 7933442), (502, 3966721), (2761, 721222), (5522, 360611)]