20125128195

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4427971}}^1$

素因数の和:4428083

約数の個数: 24

約数和(自身を含む): 35228945232

約数和(自身を除く): 15103817037

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 4427971, 13283913, 22139855, 39851739, 66419565, 199258695, 447225071, 1341675213, 2236125355, 4025025639, 6708376065, 20125128195]

約数ペア:

[(1, 20125128195), (3, 6708376065), (5, 4025025639), (9, 2236125355), (15, 1341675213), (45, 447225071), (101, 199258695), (303, 66419565), (505, 39851739), (909, 22139855), (1515, 13283913), (4545, 4427971)]