18018676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{827}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 34080480

約数和(自身を除く): 16061804

約数列:

[1, 2, 4, 13, 26, 52, 419, 827, 838, 1654, 1676, 3308, 5447, 10751, 10894, 21502, 21788, 43004, 346513, 693026, 1386052, 4504669, 9009338, 18018676]

約数ペア:

[(1, 18018676), (2, 9009338), (4, 4504669), (13, 1386052), (26, 693026), (52, 346513), (419, 43004), (827, 21788), (838, 21502), (1654, 10894), (1676, 10751), (3308, 5447)]