19994838

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{12671}}^1$

素因数の和:12939

約数の個数: 16

約数和(自身を含む): 40144896

約数和(自身を除く): 20150058

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 12671, 25342, 38013, 76026, 3332473, 6664946, 9997419, 19994838]

約数ペア:

[(1, 19994838), (2, 9997419), (3, 6664946), (6, 3332473), (263, 76026), (526, 38013), (789, 25342), (1578, 12671)]