18627657

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 9020343

約数列:

[1, 3, 19, 29, 57, 59, 87, 177, 191, 551, 573, 1121, 1653, 1711, 3363, 3629, 5133, 5539, 10887, 11269, 16617, 32509, 33807, 97527, 105241, 214111, 315723, 326801, 642333, 980403, 6209219, 18627657]

約数ペア:

[(1, 18627657), (3, 6209219), (19, 980403), (29, 642333), (57, 326801), (59, 315723), (87, 214111), (177, 105241), (191, 97527), (551, 33807), (573, 32509), (1121, 16617), (1653, 11269), (1711, 10887), (3363, 5539), (3629, 5133)]