19137540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10289}}^1$

素因数の和:10332

約数の個数: 48

約数和(自身を含む): 55319040

約数和(自身を除く): 36181500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10289, 20578, 30867, 41156, 51445, 61734, 102890, 123468, 154335, 205780, 308670, 318959, 617340, 637918, 956877, 1275836, 1594795, 1913754, 3189590, 3827508, 4784385, 6379180, 9568770, 19137540]

約数ペア:

[(1, 19137540), (2, 9568770), (3, 6379180), (4, 4784385), (5, 3827508), (6, 3189590), (10, 1913754), (12, 1594795), (15, 1275836), (20, 956877), (30, 637918), (31, 617340), (60, 318959), (62, 308670), (93, 205780), (124, 154335), (155, 123468), (186, 102890), (310, 61734), (372, 51445), (465, 41156), (620, 30867), (930, 20578), (1860, 10289)]