2018974185

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{115337}}^1$

素因数の和:115737

約数の個数: 24

約数和(自身を含む): 3508581960

約数和(自身を除く): 1489607775

約数列:

[1, 3, 5, 9, 15, 45, 389, 1167, 1945, 3501, 5835, 17505, 115337, 346011, 576685, 1038033, 1730055, 5190165, 44866093, 134598279, 224330465, 403794837, 672991395, 2018974185]

約数ペア:

[(1, 2018974185), (3, 672991395), (5, 403794837), (9, 224330465), (15, 134598279), (45, 44866093), (389, 5190165), (1167, 1730055), (1945, 1038033), (3501, 576685), (5835, 346011), (17505, 115337)]