12515968

素因数分解:

$2^7\times {\mathrm{277}}^1\times {\mathrm{353}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 25095060

約数和(自身を除く): 12579092

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 277, 353, 554, 706, 1108, 1412, 2216, 2824, 4432, 5648, 8864, 11296, 17728, 22592, 35456, 45184, 97781, 195562, 391124, 782248, 1564496, 3128992, 6257984, 12515968]

約数ペア:

[(1, 12515968), (2, 6257984), (4, 3128992), (8, 1564496), (16, 782248), (32, 391124), (64, 195562), (128, 97781), (277, 45184), (353, 35456), (554, 22592), (706, 17728), (1108, 11296), (1412, 8864), (2216, 5648), (2824, 4432)]