318448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1552

約数の個数: 20

約数和(自身を含む): 664888

約数和(自身を除く): 346440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1531, 3062, 6124, 12248, 19903, 24496, 39806, 79612, 159224, 318448]

約数ペア:

[(1, 318448), (2, 159224), (4, 79612), (8, 39806), (13, 24496), (16, 19903), (26, 12248), (52, 6124), (104, 3062), (208, 1531)]