20158008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64609}}^1$

素因数の和:64631

約数の個数: 32

約数和(自身を含む): 54272400

約数和(自身を除く): 34114392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64609, 129218, 193827, 258436, 387654, 516872, 775308, 839917, 1550616, 1679834, 2519751, 3359668, 5039502, 6719336, 10079004, 20158008]

約数ペア:

[(1, 20158008), (2, 10079004), (3, 6719336), (4, 5039502), (6, 3359668), (8, 2519751), (12, 1679834), (13, 1550616), (24, 839917), (26, 775308), (39, 516872), (52, 387654), (78, 258436), (104, 193827), (156, 129218), (312, 64609)]