809969168

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{310571}}^1$

素因数の和:310742

約数の個数: 20

約数和(自身を含む): 1578948048

約数和(自身を除く): 768978880

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 310571, 621142, 1242284, 2484568, 4969136, 50623073, 101246146, 202492292, 404984584, 809969168]

約数ペア:

[(1, 809969168), (2, 404984584), (4, 202492292), (8, 101246146), (16, 50623073), (163, 4969136), (326, 2484568), (652, 1242284), (1304, 621142), (2608, 310571)]