19930170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 48

約数和(自身を含む): 51808032

約数和(自身を除く): 31877862

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, 3931, 5070, 7862, 11793, 19655, 23586, 39310, 51103, 58965, 102206, 117930, 153309, 255515, 306618, 511030, 664339, 766545, 1328678, 1533090, 1993017, 3321695, 3986034, 6643390, 9965085, 19930170]

約数ペア:

[(1, 19930170), (2, 9965085), (3, 6643390), (5, 3986034), (6, 3321695), (10, 1993017), (13, 1533090), (15, 1328678), (26, 766545), (30, 664339), (39, 511030), (65, 306618), (78, 255515), (130, 153309), (169, 117930), (195, 102206), (338, 58965), (390, 51103), (507, 39310), (845, 23586), (1014, 19655), (1690, 11793), (2535, 7862), (3931, 5070)]