18526235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 28815360

約数和(自身を除く): 10289125

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2143, 8645, 10715, 15001, 27859, 40717, 75005, 139295, 195013, 203585, 285019, 529321, 975065, 1425095, 2646605, 3705247, 18526235]

約数ペア:

[(1, 18526235), (5, 3705247), (7, 2646605), (13, 1425095), (19, 975065), (35, 529321), (65, 285019), (91, 203585), (95, 195013), (133, 139295), (247, 75005), (455, 40717), (665, 27859), (1235, 15001), (1729, 10715), (2143, 8645)]