1819463315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^2$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 2290372224

約数和(自身を除く): 470908909

約数列:

[1, 5, 31, 73, 155, 365, 401, 2005, 2263, 11315, 12431, 29273, 62155, 146365, 160801, 804005, 907463, 4537315, 4984831, 11738473, 24924155, 58692365, 363892663, 1819463315]

約数ペア:

[(1, 1819463315), (5, 363892663), (31, 58692365), (73, 24924155), (155, 11738473), (365, 4984831), (401, 4537315), (2005, 907463), (2263, 804005), (11315, 160801), (12431, 146365), (29273, 62155)]