18479320

素因数分解:

$2^3\times 5^1\times {\mathrm{461983}}^1$

素因数の和:461994

約数の個数: 16

約数和(自身を含む): 41578560

約数和(自身を除く): 23099240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461983, 923966, 1847932, 2309915, 3695864, 4619830, 9239660, 18479320]

約数ペア:

[(1, 18479320), (2, 9239660), (4, 4619830), (5, 3695864), (8, 2309915), (10, 1847932), (20, 923966), (40, 461983)]