9865936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{19891}}^1$

素因数の和:19930

約数の個数: 20

約数和(自身を含む): 19732864

約数和(自身を除く): 9866928

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 19891, 39782, 79564, 159128, 318256, 616621, 1233242, 2466484, 4932968, 9865936]

約数ペア:

[(1, 9865936), (2, 4932968), (4, 2466484), (8, 1233242), (16, 616621), (31, 318256), (62, 159128), (124, 79564), (248, 39782), (496, 19891)]