20323836

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43427}}^1$

素因数の和:43450

約数の個数: 36

約数和(自身を含む): 55327272

約数和(自身を除く): 35003436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43427, 86854, 130281, 173708, 260562, 390843, 521124, 564551, 781686, 1129102, 1563372, 1693653, 2258204, 3387306, 5080959, 6774612, 10161918, 20323836]

約数ペア:

[(1, 20323836), (2, 10161918), (3, 6774612), (4, 5080959), (6, 3387306), (9, 2258204), (12, 1693653), (13, 1563372), (18, 1129102), (26, 781686), (36, 564551), (39, 521124), (52, 390843), (78, 260562), (117, 173708), (156, 130281), (234, 86854), (468, 43427)]