40721294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{12911}}^1$

素因数の和:13015

約数の個数: 16

約数和(自身を含む): 65076480

約数和(自身を除く): 24355186

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 12911, 25822, 245309, 490618, 1071613, 2143226, 20360647, 40721294]

約数ペア:

[(1, 40721294), (2, 20360647), (19, 2143226), (38, 1071613), (83, 490618), (166, 245309), (1577, 25822), (3154, 12911)]