9977204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 19081440

約数和(自身を除く): 9104236

約数列:

[1, 2, 4, 19, 38, 43, 71, 76, 86, 142, 172, 284, 817, 1349, 1634, 1849, 2698, 3053, 3268, 3698, 5396, 6106, 7396, 12212, 35131, 58007, 70262, 116014, 131279, 140524, 232028, 262558, 525116, 2494301, 4988602, 9977204]

約数ペア:

[(1, 9977204), (2, 4988602), (4, 2494301), (19, 525116), (38, 262558), (43, 232028), (71, 140524), (76, 131279), (86, 116014), (142, 70262), (172, 58007), (284, 35131), (817, 12212), (1349, 7396), (1634, 6106), (1849, 5396), (2698, 3698), (3053, 3268)]