31885645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19991}}^1$

素因数の和:20036

約数の個数: 16

約数和(自身を含む): 43182720

約数和(自身を除く): 11297075

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 19991, 99955, 219901, 579739, 1099505, 2898695, 6377129, 31885645]

約数ペア:

[(1, 31885645), (5, 6377129), (11, 2898695), (29, 1099505), (55, 579739), (145, 219901), (319, 99955), (1595, 19991)]