20836905

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9323}}^1$

素因数の和:9480

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 12729495

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9323, 27969, 46615, 139845, 1389127, 4167381, 6945635, 20836905]

約数ペア:

[(1, 20836905), (3, 6945635), (5, 4167381), (15, 1389127), (149, 139845), (447, 46615), (745, 27969), (2235, 9323)]