20147885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9221}}^1$

素因数の和:9268

約数の個数: 16

約数和(自身を含む): 26559360

約数和(自身を除く): 6411475

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9221, 46105, 175199, 212083, 875995, 1060415, 4029577, 20147885]

約数ペア:

[(1, 20147885), (5, 4029577), (19, 1060415), (23, 875995), (95, 212083), (115, 175199), (437, 46105), (2185, 9221)]