19260485

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 4326715

約数列:

[1, 5, 103, 149, 251, 515, 745, 1255, 15347, 25853, 37399, 76735, 129265, 186995, 3852097, 19260485]

約数ペア:

[(1, 19260485), (5, 3852097), (103, 186995), (149, 129265), (251, 76735), (515, 37399), (745, 25853), (1255, 15347)]