19228115

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2741}}^1$

素因数の和:2830

約数の個数: 16

約数和(自身を含む): 24480576

約数和(自身を除く): 5252461

約数列:

[1, 5, 23, 61, 115, 305, 1403, 2741, 7015, 13705, 63043, 167201, 315215, 836005, 3845623, 19228115]

約数ペア:

[(1, 19228115), (5, 3845623), (23, 836005), (61, 315215), (115, 167201), (305, 63043), (1403, 13705), (2741, 7015)]