19977530879

素因数分解:

${\mathrm{37}}^2\times {\mathrm{151}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 20805545376

約数和(自身を除く): 828014497

約数列:

[1, 37, 151, 241, 401, 1369, 5587, 8917, 14837, 36391, 60551, 96641, 206719, 329929, 548969, 1346467, 2240387, 3575717, 14592791, 49819279, 82894319, 132301529, 539933267, 19977530879]

約数ペア:

[(1, 19977530879), (37, 539933267), (151, 132301529), (241, 82894319), (401, 49819279), (1369, 14592791), (5587, 3575717), (8917, 2240387), (14837, 1346467), (36391, 548969), (60551, 329929), (96641, 206719)]