20099505

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13267}}^1$

素因数の和:13376

約数の個数: 16

約数和(自身を含む): 32480064

約数和(自身を除く): 12380559

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 13267, 39801, 66335, 199005, 1339967, 4019901, 6699835, 20099505]

約数ペア:

[(1, 20099505), (3, 6699835), (5, 4019901), (15, 1339967), (101, 199005), (303, 66335), (505, 39801), (1515, 13267)]