20574684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43963}}^1$

素因数の和:43986

約数の個数: 36

約数和(自身を含む): 56010136

約数和(自身を除く): 35435452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43963, 87926, 131889, 175852, 263778, 395667, 527556, 571519, 791334, 1143038, 1582668, 1714557, 2286076, 3429114, 5143671, 6858228, 10287342, 20574684]

約数ペア:

[(1, 20574684), (2, 10287342), (3, 6858228), (4, 5143671), (6, 3429114), (9, 2286076), (12, 1714557), (13, 1582668), (18, 1143038), (26, 791334), (36, 571519), (39, 527556), (52, 395667), (78, 263778), (117, 175852), (156, 131889), (234, 87926), (468, 43963)]