20052110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154247}}^1$

素因数の和:154267

約数の個数: 16

約数和(自身を含む): 38870496

約数和(自身を除く): 18818386

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154247, 308494, 771235, 1542470, 2005211, 4010422, 10026055, 20052110]

約数ペア:

[(1, 20052110), (2, 10026055), (5, 4010422), (10, 2005211), (13, 1542470), (26, 771235), (65, 308494), (130, 154247)]