18728244

素因数分解:

$2^2\times 3^2\times {\mathrm{673}}^1\times {\mathrm{773}}^1$

素因数の和:1456

約数の個数: 36

約数和(自身を含む): 47472516

約数和(自身を除く): 28744272

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 673, 773, 1346, 1546, 2019, 2319, 2692, 3092, 4038, 4638, 6057, 6957, 8076, 9276, 12114, 13914, 24228, 27828, 520229, 1040458, 1560687, 2080916, 3121374, 4682061, 6242748, 9364122, 18728244]

約数ペア:

[(1, 18728244), (2, 9364122), (3, 6242748), (4, 4682061), (6, 3121374), (9, 2080916), (12, 1560687), (18, 1040458), (36, 520229), (673, 27828), (773, 24228), (1346, 13914), (1546, 12114), (2019, 9276), (2319, 8076), (2692, 6957), (3092, 6057), (4038, 4638)]