20194163848

素因数分解:

$2^3\times {\mathrm{20431}}^1\times {\mathrm{123551}}^1$

素因数の和:143988

約数の個数: 16

約数和(自身を含む): 37866216960

約数和(自身を除く): 17672053112

約数列:

[1, 2, 4, 8, 20431, 40862, 81724, 123551, 163448, 247102, 494204, 988408, 2524270481, 5048540962, 10097081924, 20194163848]

約数ペア:

[(1, 20194163848), (2, 10097081924), (4, 5048540962), (8, 2524270481), (20431, 988408), (40862, 494204), (81724, 247102), (123551, 163448)]