319048418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37991}}^1$

素因数の和:38042

約数の個数: 32

約数和(自身を含む): 574439040

約数和(自身を除く): 255390622

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 37991, 75982, 493883, 645847, 721829, 987766, 1291694, 1443658, 8396011, 9383777, 12271093, 16792022, 18767554, 24542186, 159524209, 319048418]

約数ペア:

[(1, 319048418), (2, 159524209), (13, 24542186), (17, 18767554), (19, 16792022), (26, 12271093), (34, 9383777), (38, 8396011), (221, 1443658), (247, 1291694), (323, 987766), (442, 721829), (494, 645847), (646, 493883), (4199, 75982), (8398, 37991)]