1886754815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1087}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 2639400960

約数和(自身を除く): 752646145

約数列:

[1, 5, 11, 19, 55, 95, 121, 151, 209, 605, 755, 1045, 1087, 1661, 2299, 2869, 5435, 8305, 11495, 11957, 14345, 18271, 20653, 31559, 59785, 91355, 103265, 131527, 157795, 164137, 227183, 347149, 657635, 820685, 1135915, 1735745, 1805507, 2499013, 3118603, 9027535, 12495065, 15593015, 19860577, 34304633, 99302885, 171523165, 377350963, 1886754815]

約数ペア:

[(1, 1886754815), (5, 377350963), (11, 171523165), (19, 99302885), (55, 34304633), (95, 19860577), (121, 15593015), (151, 12495065), (209, 9027535), (605, 3118603), (755, 2499013), (1045, 1805507), (1087, 1735745), (1661, 1135915), (2299, 820685), (2869, 657635), (5435, 347149), (8305, 227183), (11495, 164137), (11957, 157795), (14345, 131527), (18271, 103265), (20653, 91355), (31559, 59785)]