1989229510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{97847}}^1$

素因数の和:97980

約数の個数: 32

約数和(自身を含む): 3804330240

約数和(自身を除く): 1815100730

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1070, 2033, 4066, 10165, 20330, 97847, 195694, 489235, 978470, 1859093, 3718186, 9295465, 10469629, 18590930, 20939258, 52348145, 104696290, 198922951, 397845902, 994614755, 1989229510]

約数ペア:

[(1, 1989229510), (2, 994614755), (5, 397845902), (10, 198922951), (19, 104696290), (38, 52348145), (95, 20939258), (107, 18590930), (190, 10469629), (214, 9295465), (535, 3718186), (1070, 1859093), (2033, 978470), (4066, 489235), (10165, 195694), (20330, 97847)]