19868043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{823}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 28609280

約数和(自身を除く): 8741237

約数列:

[1, 3, 13, 39, 619, 823, 1857, 2469, 8047, 10699, 24141, 32097, 509437, 1528311, 6622681, 19868043]

約数ペア:

[(1, 19868043), (3, 6622681), (13, 1528311), (39, 509437), (619, 32097), (823, 24141), (1857, 10699), (2469, 8047)]