43490512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{209089}}^1$

素因数の和:209110

約数の個数: 20

約数和(自身を含む): 90745060

約数和(自身を除く): 47254548

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 209089, 418178, 836356, 1672712, 2718157, 3345424, 5436314, 10872628, 21745256, 43490512]

約数ペア:

[(1, 43490512), (2, 21745256), (4, 10872628), (8, 5436314), (13, 3345424), (16, 2718157), (26, 1672712), (52, 836356), (104, 418178), (208, 209089)]