19081860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45433}}^1$

素因数の和:45452

約数の個数: 48

約数和(自身を含む): 61063296

約数和(自身を除く): 41981436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45433, 90866, 136299, 181732, 227165, 272598, 318031, 454330, 545196, 636062, 681495, 908660, 954093, 1272124, 1362990, 1590155, 1908186, 2725980, 3180310, 3816372, 4770465, 6360620, 9540930, 19081860]

約数ペア:

[(1, 19081860), (2, 9540930), (3, 6360620), (4, 4770465), (5, 3816372), (6, 3180310), (7, 2725980), (10, 1908186), (12, 1590155), (14, 1362990), (15, 1272124), (20, 954093), (21, 908660), (28, 681495), (30, 636062), (35, 545196), (42, 454330), (60, 318031), (70, 272598), (84, 227165), (105, 181732), (140, 136299), (210, 90866), (420, 45433)]