18966190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 35308224

約数和(自身を除く): 16342034

約数列:

[1, 2, 5, 10, 41, 82, 167, 205, 277, 334, 410, 554, 835, 1385, 1670, 2770, 6847, 11357, 13694, 22714, 34235, 46259, 56785, 68470, 92518, 113570, 231295, 462590, 1896619, 3793238, 9483095, 18966190]

約数ペア:

[(1, 18966190), (2, 9483095), (5, 3793238), (10, 1896619), (41, 462590), (82, 231295), (167, 113570), (205, 92518), (277, 68470), (334, 56785), (410, 46259), (554, 34235), (835, 22714), (1385, 13694), (1670, 11357), (2770, 6847)]