18685566

素因数分解:

$2^1\times 3^4\times {\mathrm{115343}}^1$

素因数の和:115357

約数の個数: 20

約数和(自身を含む): 41869872

約数和(自身を除く): 23184306

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 115343, 230686, 346029, 692058, 1038087, 2076174, 3114261, 6228522, 9342783, 18685566]

約数ペア:

[(1, 18685566), (2, 9342783), (3, 6228522), (6, 3114261), (9, 2076174), (18, 1038087), (27, 692058), (54, 346029), (81, 230686), (162, 115343)]