2004320157

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{18911}}^1$

素因数の和:19038

約数の個数: 32

約数和(自身を含む): 3146956800

約数和(自身を除く): 1142636643

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 343, 721, 1029, 2163, 5047, 15141, 18911, 35329, 56733, 105987, 132377, 397131, 926639, 1947833, 2779917, 5843499, 6486473, 13634831, 19459419, 40904493, 95443817, 286331451, 668106719, 2004320157]

約数ペア:

[(1, 2004320157), (3, 668106719), (7, 286331451), (21, 95443817), (49, 40904493), (103, 19459419), (147, 13634831), (309, 6486473), (343, 5843499), (721, 2779917), (1029, 1947833), (2163, 926639), (5047, 397131), (15141, 132377), (18911, 105987), (35329, 56733)]