891930190

素因数分解:

$2^1\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{46919}}^1$

素因数の和:48827

約数の個数: 16

約数和(自身を含む): 1606353120

約数和(自身を除く): 714422930

約数列:

[1, 2, 5, 10, 1901, 3802, 9505, 19010, 46919, 93838, 234595, 469190, 89193019, 178386038, 445965095, 891930190]

約数ペア:

[(1, 891930190), (2, 445965095), (5, 178386038), (10, 89193019), (1901, 469190), (3802, 234595), (9505, 93838), (19010, 46919)]