20848515

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8527}}^1$

素因数の和:8698

約数の個数: 16

約数和(自身を含む): 33566208

約数和(自身を除く): 12717693

約数列:

[1, 3, 5, 15, 163, 489, 815, 2445, 8527, 25581, 42635, 127905, 1389901, 4169703, 6949505, 20848515]

約数ペア:

[(1, 20848515), (3, 6949505), (5, 4169703), (15, 1389901), (163, 127905), (489, 42635), (815, 25581), (2445, 8527)]