18429892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{354421}}^1$

素因数の和:354438

約数の個数: 12

約数和(自身を含む): 34733356

約数和(自身を除く): 16303464

約数列:

[1, 2, 4, 13, 26, 52, 354421, 708842, 1417684, 4607473, 9214946, 18429892]

約数ペア:

[(1, 18429892), (2, 9214946), (4, 4607473), (13, 1417684), (26, 708842), (52, 354421)]