19997024

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{7529}}^1$

素因数の和:7622

約数の個数: 24

約数和(自身を含む): 39848760

約数和(自身を除く): 19851736

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 7529, 15058, 30116, 60232, 120464, 240928, 624907, 1249814, 2499628, 4999256, 9998512, 19997024]

約数ペア:

[(1, 19997024), (2, 9998512), (4, 4999256), (8, 2499628), (16, 1249814), (32, 624907), (83, 240928), (166, 120464), (332, 60232), (664, 30116), (1328, 15058), (2656, 7529)]