19023280

素因数分解:

$2^4\times 5^1\times {\mathrm{237791}}^1$

素因数の和:237804

約数の個数: 20

約数和(自身を含む): 44229312

約数和(自身を除く): 25206032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 237791, 475582, 951164, 1188955, 1902328, 2377910, 3804656, 4755820, 9511640, 19023280]

約数ペア:

[(1, 19023280), (2, 9511640), (4, 4755820), (5, 3804656), (8, 2377910), (10, 1902328), (16, 1188955), (20, 951164), (40, 475582), (80, 237791)]