19649201

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 23210880

約数和(自身を除く): 3561679

約数列:

[1, 11, 13, 143, 313, 439, 3443, 4069, 4829, 5707, 44759, 62777, 137407, 1511477, 1786291, 19649201]

約数ペア:

[(1, 19649201), (11, 1786291), (13, 1511477), (143, 137407), (313, 62777), (439, 44759), (3443, 5707), (4069, 4829)]