19290894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1123}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 44240640

約数和(自身を除く): 24949746

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 818, 1123, 1227, 2246, 2454, 2863, 3369, 5726, 6738, 7861, 8589, 15722, 17178, 23583, 47166, 459307, 918614, 1377921, 2755842, 3215149, 6430298, 9645447, 19290894]

約数ペア:

[(1, 19290894), (2, 9645447), (3, 6430298), (6, 3215149), (7, 2755842), (14, 1377921), (21, 918614), (42, 459307), (409, 47166), (818, 23583), (1123, 17178), (1227, 15722), (2246, 8589), (2454, 7861), (2863, 6738), (3369, 5726)]