159691216

素因数分解:

$2^4\times {\mathrm{1987}}^1\times {\mathrm{5023}}^1$

素因数の和:7018

約数の個数: 20

約数和(自身を含む): 309619072

約数和(自身を除く): 149927856

約数列:

[1, 2, 4, 8, 16, 1987, 3974, 5023, 7948, 10046, 15896, 20092, 31792, 40184, 80368, 9980701, 19961402, 39922804, 79845608, 159691216]

約数ペア:

[(1, 159691216), (2, 79845608), (4, 39922804), (8, 19961402), (16, 9980701), (1987, 80368), (3974, 40184), (5023, 31792), (7948, 20092), (10046, 15896)]