19962810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31687}}^1$

素因数の和:31707

約数の個数: 48

約数和(自身を含む): 59319936

約数和(自身を除く): 39357126

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31687, 63374, 95061, 158435, 190122, 221809, 285183, 316870, 443618, 475305, 570366, 665427, 950610, 1109045, 1330854, 1425915, 1996281, 2218090, 2851830, 3327135, 3992562, 6654270, 9981405, 19962810]

約数ペア:

[(1, 19962810), (2, 9981405), (3, 6654270), (5, 3992562), (6, 3327135), (7, 2851830), (9, 2218090), (10, 1996281), (14, 1425915), (15, 1330854), (18, 1109045), (21, 950610), (30, 665427), (35, 570366), (42, 475305), (45, 443618), (63, 316870), (70, 285183), (90, 221809), (105, 190122), (126, 158435), (210, 95061), (315, 63374), (630, 31687)]