20502846

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12517}}^1$

素因数の和:12545

約数の個数: 48

約数和(自身を含む): 54678624

約数和(自身を除く): 34175778

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, 12517, 25034, 37551, 75102, 87619, 112653, 162721, 175238, 225306, 262857, 325442, 488163, 525714, 788571, 976326, 1139047, 1464489, 1577142, 2278094, 2928978, 3417141, 6834282, 10251423, 20502846]

約数ペア:

[(1, 20502846), (2, 10251423), (3, 6834282), (6, 3417141), (7, 2928978), (9, 2278094), (13, 1577142), (14, 1464489), (18, 1139047), (21, 976326), (26, 788571), (39, 525714), (42, 488163), (63, 325442), (78, 262857), (91, 225306), (117, 175238), (126, 162721), (182, 112653), (234, 87619), (273, 75102), (546, 37551), (819, 25034), (1638, 12517)]