18997452

素因数分解:

$2^2\times 3^2\times {\mathrm{523}}^1\times {\mathrm{1009}}^1$

素因数の和:1542

約数の個数: 36

約数和(自身を含む): 48160840

約数和(自身を除く): 29163388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 523, 1009, 1046, 1569, 2018, 2092, 3027, 3138, 4036, 4707, 6054, 6276, 9081, 9414, 12108, 18162, 18828, 36324, 527707, 1055414, 1583121, 2110828, 3166242, 4749363, 6332484, 9498726, 18997452]

約数ペア:

[(1, 18997452), (2, 9498726), (3, 6332484), (4, 4749363), (6, 3166242), (9, 2110828), (12, 1583121), (18, 1055414), (36, 527707), (523, 36324), (1009, 18828), (1046, 18162), (1569, 12108), (2018, 9414), (2092, 9081), (3027, 6276), (3138, 6054), (4036, 4707)]