90016892

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{20477}}^1$

素因数の和:20645

約数の個数: 24

約数和(自身を含む): 181189344

約数和(自身を除く): 91172452

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 20477, 40954, 81908, 143339, 286678, 573356, 3214889, 6429778, 12859556, 22504223, 45008446, 90016892]

約数ペア:

[(1, 90016892), (2, 45008446), (4, 22504223), (7, 12859556), (14, 6429778), (28, 3214889), (157, 573356), (314, 286678), (628, 143339), (1099, 81908), (2198, 40954), (4396, 20477)]