19454838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{249421}}^1$

素因数の和:249439

約数の個数: 16

約数和(自身を含む): 41902896

約数和(自身を除く): 22448058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 249421, 498842, 748263, 1496526, 3242473, 6484946, 9727419, 19454838]

約数ペア:

[(1, 19454838), (2, 9727419), (3, 6484946), (6, 3242473), (13, 1496526), (26, 748263), (39, 498842), (78, 249421)]