20562345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19867}}^1$

素因数の和:19901

約数の個数: 24

約数和(自身を含む): 37192896

約数和(自身を除く): 16630551

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19867, 59601, 99335, 178803, 298005, 456941, 894015, 1370823, 2284705, 4112469, 6854115, 20562345]

約数ペア:

[(1, 20562345), (3, 6854115), (5, 4112469), (9, 2284705), (15, 1370823), (23, 894015), (45, 456941), (69, 298005), (115, 178803), (207, 99335), (345, 59601), (1035, 19867)]