19239340

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2579}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 40526640

約数和(自身を除く): 21287300

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2579, 3730, 5158, 7460, 10316, 12895, 25790, 51580, 961967, 1923934, 3847868, 4809835, 9619670, 19239340]

約数ペア:

[(1, 19239340), (2, 9619670), (4, 4809835), (5, 3847868), (10, 1923934), (20, 961967), (373, 51580), (746, 25790), (1492, 12895), (1865, 10316), (2579, 7460), (3730, 5158)]