19729458

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{22369}}^1$

素因数の和:22391

約数の個数: 36

約数和(自身を含む): 49728510

約数和(自身を除く): 29999052

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 22369, 44738, 67107, 134214, 156583, 201321, 313166, 402642, 469749, 939498, 1096081, 1409247, 2192162, 2818494, 3288243, 6576486, 9864729, 19729458]

約数ペア:

[(1, 19729458), (2, 9864729), (3, 6576486), (6, 3288243), (7, 2818494), (9, 2192162), (14, 1409247), (18, 1096081), (21, 939498), (42, 469749), (49, 402642), (63, 313166), (98, 201321), (126, 156583), (147, 134214), (294, 67107), (441, 44738), (882, 22369)]