19090555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11969}}^1$

素因数の和:12014

約数の個数: 16

約数和(自身を含む): 25855200

約数和(自身を除く): 6764645

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 11969, 59845, 131659, 347101, 658295, 1735505, 3818111, 19090555]

約数ペア:

[(1, 19090555), (5, 3818111), (11, 1735505), (29, 658295), (55, 347101), (145, 131659), (319, 59845), (1595, 11969)]