12689296

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{10039}}^1$

素因数の和:10126

約数の個数: 20

約数和(自身を含む): 24899200

約数和(自身を除く): 12209904

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 10039, 20078, 40156, 80312, 160624, 793081, 1586162, 3172324, 6344648, 12689296]

約数ペア:

[(1, 12689296), (2, 6344648), (4, 3172324), (8, 1586162), (16, 793081), (79, 160624), (158, 80312), (316, 40156), (632, 20078), (1264, 10039)]