19513460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20759}}^1$

素因数の和:20815

約数の個数: 24

約数和(自身を含む): 41852160

約数和(自身を除く): 22338700

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 20759, 41518, 83036, 103795, 207590, 415180, 975673, 1951346, 3902692, 4878365, 9756730, 19513460]

約数ペア:

[(1, 19513460), (2, 9756730), (4, 4878365), (5, 3902692), (10, 1951346), (20, 975673), (47, 415180), (94, 207590), (188, 103795), (235, 83036), (470, 41518), (940, 20759)]