20868966

素因数分解:

$2^1\times 3^2\times {\mathrm{619}}^1\times {\mathrm{1873}}^1$

素因数の和:2500

約数の個数: 24

約数和(自身を含む): 45313320

約数和(自身を除く): 24444354

約数列:

[1, 2, 3, 6, 9, 18, 619, 1238, 1857, 1873, 3714, 3746, 5571, 5619, 11142, 11238, 16857, 33714, 1159387, 2318774, 3478161, 6956322, 10434483, 20868966]

約数ペア:

[(1, 20868966), (2, 10434483), (3, 6956322), (6, 3478161), (9, 2318774), (18, 1159387), (619, 33714), (1238, 16857), (1857, 11238), (1873, 11142), (3714, 5619), (3746, 5571)]