207864826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{420779}}^1$

素因数の和:420813

約数の個数: 16

約数和(自身を含む): 353455200

約数和(自身を除く): 145590374

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 420779, 841558, 5470127, 7994801, 10940254, 15989602, 103932413, 207864826]

約数ペア:

[(1, 207864826), (2, 103932413), (13, 15989602), (19, 10940254), (26, 7994801), (38, 5470127), (247, 841558), (494, 420779)]