20123694801

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2684233}}^1$

素因数の和:2684270

約数の個数: 36

約数和(自身を含む): 35802313092

約数和(自身を除く): 15678618291

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 2684233, 8052699, 18789631, 24158097, 45631961, 56368893, 131527417, 136895883, 169106679, 319423727, 394582251, 410687649, 958271181, 1183746753, 2235966089, 2874813543, 6707898267, 20123694801]

約数ペア:

[(1, 20123694801), (3, 6707898267), (7, 2874813543), (9, 2235966089), (17, 1183746753), (21, 958271181), (49, 410687649), (51, 394582251), (63, 319423727), (119, 169106679), (147, 136895883), (153, 131527417), (357, 56368893), (441, 45631961), (833, 24158097), (1071, 18789631), (2499, 8052699), (7497, 2684233)]