19063701

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 29635200

約数和(自身を除く): 10571499

約数列:

[1, 3, 9, 27, 29, 87, 97, 251, 261, 291, 753, 783, 873, 2259, 2619, 2813, 6777, 7279, 8439, 21837, 24347, 25317, 65511, 73041, 75951, 196533, 219123, 657369, 706063, 2118189, 6354567, 19063701]

約数ペア:

[(1, 19063701), (3, 6354567), (9, 2118189), (27, 706063), (29, 657369), (87, 219123), (97, 196533), (251, 75951), (261, 73041), (291, 65511), (753, 25317), (783, 24347), (873, 21837), (2259, 8439), (2619, 7279), (2813, 6777)]