19015750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5851}}^1$

素因数の和:5881

約数の個数: 32

約数和(自身を含む): 38342304

約数和(自身を除く): 19326554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5851, 11702, 29255, 58510, 76063, 146275, 152126, 292550, 380315, 731375, 760630, 1462750, 1901575, 3803150, 9507875, 19015750]

約数ペア:

[(1, 19015750), (2, 9507875), (5, 3803150), (10, 1901575), (13, 1462750), (25, 760630), (26, 731375), (50, 380315), (65, 292550), (125, 152126), (130, 146275), (250, 76063), (325, 58510), (650, 29255), (1625, 11702), (3250, 5851)]