18982873

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{619}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 23470720

約数和(自身を除く): 4487847

約数列:

[1, 7, 13, 91, 337, 619, 2359, 4333, 4381, 8047, 30667, 56329, 208603, 1460221, 2711839, 18982873]

約数ペア:

[(1, 18982873), (7, 2711839), (13, 1460221), (91, 208603), (337, 56329), (619, 30667), (2359, 8047), (4333, 4381)]