20470086

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12497}}^1$

素因数の和:12525

約数の個数: 48

約数和(自身を含む): 54591264

約数和(自身を除く): 34121178

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12497, 24994, 37491, 74982, 87479, 112473, 162461, 174958, 224946, 262437, 324922, 487383, 524874, 787311, 974766, 1137227, 1462149, 1574622, 2274454, 2924298, 3411681, 6823362, 10235043, 20470086]

約数ペア:

[(1, 20470086), (2, 10235043), (3, 6823362), (6, 3411681), (7, 2924298), (9, 2274454), (13, 1574622), (14, 1462149), (18, 1137227), (21, 974766), (26, 787311), (39, 524874), (42, 487383), (63, 324922), (78, 262437), (91, 224946), (117, 174958), (126, 162461), (182, 112473), (234, 87479), (273, 74982), (546, 37491), (819, 24994), (1638, 12497)]