31478512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151339}}^1$

素因数の和:151360

約数の個数: 20

約数和(自身を含む): 65681560

約数和(自身を除く): 34203048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 151339, 302678, 605356, 1210712, 1967407, 2421424, 3934814, 7869628, 15739256, 31478512]

約数ペア:

[(1, 31478512), (2, 15739256), (4, 7869628), (8, 3934814), (13, 2421424), (16, 1967407), (26, 1210712), (52, 605356), (104, 302678), (208, 151339)]