18804900961

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{5711}}^1$

素因数の和:5926

約数の個数: 48

約数和(自身を含む): 24614150400

約数和(自身を除く): 5809249439

約数列:

[1, 7, 11, 41, 49, 77, 149, 287, 451, 539, 1043, 1639, 2009, 3157, 5711, 6109, 7301, 11473, 22099, 39977, 42763, 62821, 67199, 80311, 234151, 279839, 299341, 439747, 470393, 850939, 1639057, 2575661, 3078229, 3292751, 5956573, 9360329, 11473399, 18029627, 34888499, 41696011, 65522303, 126207389, 244219493, 383773489, 458656121, 1709536451, 2686414423, 18804900961]

約数ペア:

[(1, 18804900961), (7, 2686414423), (11, 1709536451), (41, 458656121), (49, 383773489), (77, 244219493), (149, 126207389), (287, 65522303), (451, 41696011), (539, 34888499), (1043, 18029627), (1639, 11473399), (2009, 9360329), (3157, 5956573), (5711, 3292751), (6109, 3078229), (7301, 2575661), (11473, 1639057), (22099, 850939), (39977, 470393), (42763, 439747), (62821, 299341), (67199, 279839), (80311, 234151)]