20005485

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8951}}^1$

素因数の和:9108

約数の個数: 16

約数和(自身を含む): 32227200

約数和(自身を除く): 12221715

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 8951, 26853, 44755, 134265, 1333699, 4001097, 6668495, 20005485]

約数ペア:

[(1, 20005485), (3, 6668495), (5, 4001097), (15, 1333699), (149, 134265), (447, 44755), (745, 26853), (2235, 8951)]