12890464

素因数分解:

$2^5\times {\mathrm{331}}^1\times {\mathrm{1217}}^1$

素因数の和:1558

約数の個数: 24

約数和(自身を含む): 25475688

約数和(自身を除く): 12585224

約数列:

[1, 2, 4, 8, 16, 32, 331, 662, 1217, 1324, 2434, 2648, 4868, 5296, 9736, 10592, 19472, 38944, 402827, 805654, 1611308, 3222616, 6445232, 12890464]

約数ペア:

[(1, 12890464), (2, 6445232), (4, 3222616), (8, 1611308), (16, 805654), (32, 402827), (331, 38944), (662, 19472), (1217, 10592), (1324, 9736), (2434, 5296), (2648, 4868)]