18148120

素因数分解:

$2^3\times 5^1\times {\mathrm{453703}}^1$

素因数の和:453714

約数の個数: 16

約数和(自身を含む): 40833360

約数和(自身を除く): 22685240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 453703, 907406, 1814812, 2268515, 3629624, 4537030, 9074060, 18148120]

約数ペア:

[(1, 18148120), (2, 9074060), (4, 4537030), (5, 3629624), (8, 2268515), (10, 1814812), (20, 907406), (40, 453703)]