31443568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151171}}^1$

素因数の和:151192

約数の個数: 20

約数和(自身を含む): 65608648

約数和(自身を除く): 34165080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 151171, 302342, 604684, 1209368, 1965223, 2418736, 3930446, 7860892, 15721784, 31443568]

約数ペア:

[(1, 31443568), (2, 15721784), (4, 7860892), (8, 3930446), (13, 2418736), (16, 1965223), (26, 1209368), (52, 604684), (104, 302342), (208, 151171)]