17191916

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 35777280

約数和(自身を除く): 18585364

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 131, 172, 218, 262, 301, 436, 524, 602, 763, 917, 1204, 1526, 1834, 3052, 3668, 4687, 5633, 9374, 11266, 14279, 18748, 22532, 28558, 32809, 39431, 57116, 65618, 78862, 99953, 131236, 157724, 199906, 399812, 613997, 1227994, 2455988, 4297979, 8595958, 17191916]

約数ペア:

[(1, 17191916), (2, 8595958), (4, 4297979), (7, 2455988), (14, 1227994), (28, 613997), (43, 399812), (86, 199906), (109, 157724), (131, 131236), (172, 99953), (218, 78862), (262, 65618), (301, 57116), (436, 39431), (524, 32809), (602, 28558), (763, 22532), (917, 18748), (1204, 14279), (1526, 11266), (1834, 9374), (3052, 5633), (3668, 4687)]