15887216

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{12569}}^1$

素因数の和:12656

約数の個数: 20

約数和(自身を含む): 31173600

約数和(自身を除く): 15286384

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 12569, 25138, 50276, 100552, 201104, 992951, 1985902, 3971804, 7943608, 15887216]

約数ペア:

[(1, 15887216), (2, 7943608), (4, 3971804), (8, 1985902), (16, 992951), (79, 201104), (158, 100552), (316, 50276), (632, 25138), (1264, 12569)]