19807236

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7537}}^1$

素因数の和:7620

約数の個数: 36

約数和(自身を含む): 50760892

約数和(自身を除く): 30953656

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7537, 15074, 22611, 30148, 45222, 67833, 90444, 135666, 271332, 550201, 1100402, 1650603, 2200804, 3301206, 4951809, 6602412, 9903618, 19807236]

約数ペア:

[(1, 19807236), (2, 9903618), (3, 6602412), (4, 4951809), (6, 3301206), (9, 2200804), (12, 1650603), (18, 1100402), (36, 550201), (73, 271332), (146, 135666), (219, 90444), (292, 67833), (438, 45222), (657, 30148), (876, 22611), (1314, 15074), (2628, 7537)]