19210345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 29465856

約数和(自身を除く): 10255511

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1217, 1435, 2255, 3157, 6085, 8519, 13387, 15785, 42595, 49897, 66935, 93709, 249485, 349279, 468545, 548867, 1746395, 2744335, 3842069, 19210345]

約数ペア:

[(1, 19210345), (5, 3842069), (7, 2744335), (11, 1746395), (35, 548867), (41, 468545), (55, 349279), (77, 249485), (205, 93709), (287, 66935), (385, 49897), (451, 42595), (1217, 15785), (1435, 13387), (2255, 8519), (3157, 6085)]