31480816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45757}}^1$

素因数の和:45808

約数の個数: 20

約数和(自身を含む): 62413912

約数和(自身を除く): 30933096

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45757, 91514, 183028, 366056, 732112, 1967551, 3935102, 7870204, 15740408, 31480816]

約数ペア:

[(1, 31480816), (2, 15740408), (4, 7870204), (8, 3935102), (16, 1967551), (43, 732112), (86, 366056), (172, 183028), (344, 91514), (688, 45757)]