40915664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{134591}}^1$

素因数の和:134618

約数の個数: 20

約数和(自身を含む): 83447040

約数和(自身を除く): 42531376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 134591, 269182, 538364, 1076728, 2153456, 2557229, 5114458, 10228916, 20457832, 40915664]

約数ペア:

[(1, 40915664), (2, 20457832), (4, 10228916), (8, 5114458), (16, 2557229), (19, 2153456), (38, 1076728), (76, 538364), (152, 269182), (304, 134591)]