18882344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3863}}^1$

素因数の和:3929

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 20066776

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3863, 4888, 7726, 15452, 30904, 50219, 100438, 181561, 200876, 363122, 401752, 726244, 1452488, 2360293, 4720586, 9441172, 18882344]

約数ペア:

[(1, 18882344), (2, 9441172), (4, 4720586), (8, 2360293), (13, 1452488), (26, 726244), (47, 401752), (52, 363122), (94, 200876), (104, 181561), (188, 100438), (376, 50219), (611, 30904), (1222, 15452), (2444, 7726), (3863, 4888)]