19387530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{215417}}^1$

素因数の和:215430

約数の個数: 24

約数和(自身を含む): 50407812

約数和(自身を除く): 31020282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 215417, 430834, 646251, 1077085, 1292502, 1938753, 2154170, 3231255, 3877506, 6462510, 9693765, 19387530]

約数ペア:

[(1, 19387530), (2, 9693765), (3, 6462510), (5, 3877506), (6, 3231255), (9, 2154170), (10, 1938753), (15, 1292502), (18, 1077085), (30, 646251), (45, 430834), (90, 215417)]