19869330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3919}}^1$

素因数の和:3955

約数の個数: 48

約数和(自身を含む): 51649920

約数和(自身を除く): 31780590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 3919, 5070, 7838, 11757, 19595, 23514, 39190, 50947, 58785, 101894, 117570, 152841, 254735, 305682, 509470, 662311, 764205, 1324622, 1528410, 1986933, 3311555, 3973866, 6623110, 9934665, 19869330]

約数ペア:

[(1, 19869330), (2, 9934665), (3, 6623110), (5, 3973866), (6, 3311555), (10, 1986933), (13, 1528410), (15, 1324622), (26, 764205), (30, 662311), (39, 509470), (65, 305682), (78, 254735), (130, 152841), (169, 117570), (195, 101894), (338, 58785), (390, 50947), (507, 39190), (845, 23514), (1014, 19595), (1690, 11757), (2535, 7838), (3919, 5070)]