19120231

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 21382144

約数和(自身を除く): 2261913

約数列:

[1, 13, 37, 127, 313, 481, 1651, 4069, 4699, 11581, 39751, 61087, 150553, 516763, 1470787, 19120231]

約数ペア:

[(1, 19120231), (13, 1470787), (37, 516763), (127, 150553), (313, 61087), (481, 39751), (1651, 11581), (4069, 4699)]