40217642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 65809920

約数和(自身を除く): 25592278

約数列:

[1, 2, 19, 38, 43, 86, 151, 163, 302, 326, 817, 1634, 2869, 3097, 5738, 6194, 6493, 7009, 12986, 14018, 24613, 49226, 123367, 133171, 246734, 266342, 467647, 935294, 1058359, 2116718, 20108821, 40217642]

約数ペア:

[(1, 40217642), (2, 20108821), (19, 2116718), (38, 1058359), (43, 935294), (86, 467647), (151, 266342), (163, 246734), (302, 133171), (326, 123367), (817, 49226), (1634, 24613), (2869, 14018), (3097, 12986), (5738, 7009), (6194, 6493)]