18677253

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 29465856

約数和(自身を除く): 10788603

約数列:

[1, 3, 7, 21, 53, 97, 159, 173, 291, 371, 519, 679, 1113, 1211, 2037, 3633, 5141, 9169, 15423, 16781, 27507, 35987, 50343, 64183, 107961, 117467, 192549, 352401, 889393, 2668179, 6225751, 18677253]

約数ペア:

[(1, 18677253), (3, 6225751), (7, 2668179), (21, 889393), (53, 352401), (97, 192549), (159, 117467), (173, 107961), (291, 64183), (371, 50343), (519, 35987), (679, 27507), (1113, 16781), (1211, 15423), (2037, 9169), (3633, 5141)]