20030185

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18461}}^1$

素因数の和:18504

約数の個数: 16

約数和(自身を含む): 28357632

約数和(自身を除く): 8327447

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 18461, 92305, 129227, 572291, 646135, 2861455, 4006037, 20030185]

約数ペア:

[(1, 20030185), (5, 4006037), (7, 2861455), (31, 646135), (35, 572291), (155, 129227), (217, 92305), (1085, 18461)]