20177566227

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1895141}}^1$

素因数の和:1895180

約数の個数: 36

約数和(自身を含む): 36068342544

約数和(自身を除く): 15890776317

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647, 1895141, 5685423, 13265987, 17056269, 24636833, 39797961, 73910499, 119393883, 172457831, 221731497, 320278829, 517373493, 960836487, 1552120479, 2241951803, 2882509461, 6725855409, 20177566227]

約数ペア:

[(1, 20177566227), (3, 6725855409), (7, 2882509461), (9, 2241951803), (13, 1552120479), (21, 960836487), (39, 517373493), (63, 320278829), (91, 221731497), (117, 172457831), (169, 119393883), (273, 73910499), (507, 39797961), (819, 24636833), (1183, 17056269), (1521, 13265987), (3549, 5685423), (10647, 1895141)]