19520226

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 46433088

約数和(自身を除く): 26912862

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 311, 317, 622, 634, 933, 951, 1866, 1902, 2799, 2853, 3421, 3487, 5598, 5706, 6842, 6974, 10263, 10461, 20526, 20922, 30789, 31383, 61578, 62766, 98587, 197174, 295761, 591522, 887283, 1084457, 1774566, 2168914, 3253371, 6506742, 9760113, 19520226]

約数ペア:

[(1, 19520226), (2, 9760113), (3, 6506742), (6, 3253371), (9, 2168914), (11, 1774566), (18, 1084457), (22, 887283), (33, 591522), (66, 295761), (99, 197174), (198, 98587), (311, 62766), (317, 61578), (622, 31383), (634, 30789), (933, 20922), (951, 20526), (1866, 10461), (1902, 10263), (2799, 6974), (2853, 6842), (3421, 5706), (3487, 5598)]