18866216

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{12347}}^1$

素因数の和:12544

約数の個数: 16

約数和(自身を含む): 35562240

約数和(自身を除く): 16696024

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 12347, 24694, 49388, 98776, 2358277, 4716554, 9433108, 18866216]

約数ペア:

[(1, 18866216), (2, 9433108), (4, 4716554), (8, 2358277), (191, 98776), (382, 49388), (764, 24694), (1528, 12347)]