18926928

素因数分解:

$2^4\times 3^2\times {\mathrm{131437}}^1$

素因数の和:131451

約数の個数: 30

約数和(自身を含む): 52969514

約数和(自身を除く): 34042586

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 131437, 262874, 394311, 525748, 788622, 1051496, 1182933, 1577244, 2102992, 2365866, 3154488, 4731732, 6308976, 9463464, 18926928]

約数ペア:

[(1, 18926928), (2, 9463464), (3, 6308976), (4, 4731732), (6, 3154488), (8, 2365866), (9, 2102992), (12, 1577244), (16, 1182933), (18, 1051496), (24, 788622), (36, 525748), (48, 394311), (72, 262874), (144, 131437)]