620881924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{628423}}^1$

素因数の和:628459

約数の個数: 24

約数和(自身を含む): 1231711040

約数和(自身を除く): 610829116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 628423, 1256846, 2513692, 8169499, 11940037, 16338998, 23880074, 32677996, 47760148, 155220481, 310440962, 620881924]

約数ペア:

[(1, 620881924), (2, 310440962), (4, 155220481), (13, 47760148), (19, 32677996), (26, 23880074), (38, 16338998), (52, 11940037), (76, 8169499), (247, 2513692), (494, 1256846), (988, 628423)]