20236895

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1093}}^1$

素因数の和:1151

約数の個数: 24

約数和(自身を含む): 29039136

約数和(自身を除く): 8802241

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 1093, 2645, 3703, 5465, 7651, 18515, 25139, 38255, 125695, 175973, 578197, 879865, 2890985, 4047379, 20236895]

約数ペア:

[(1, 20236895), (5, 4047379), (7, 2890985), (23, 879865), (35, 578197), (115, 175973), (161, 125695), (529, 38255), (805, 25139), (1093, 18515), (2645, 7651), (3703, 5465)]