19639404

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1777}}^1$

素因数の和:2094

約数の個数: 36

約数和(自身を含む): 49833784

約数和(自身を除く): 30194380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1777, 1842, 2763, 3554, 3684, 5331, 5526, 7108, 10662, 11052, 15993, 21324, 31986, 63972, 545539, 1091078, 1636617, 2182156, 3273234, 4909851, 6546468, 9819702, 19639404]

約数ペア:

[(1, 19639404), (2, 9819702), (3, 6546468), (4, 4909851), (6, 3273234), (9, 2182156), (12, 1636617), (18, 1091078), (36, 545539), (307, 63972), (614, 31986), (921, 21324), (1228, 15993), (1777, 11052), (1842, 10662), (2763, 7108), (3554, 5526), (3684, 5331)]