19233578

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 37384704

約数和(自身を除く): 18151126

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 487, 637, 806, 974, 1274, 1519, 2821, 3038, 3409, 5642, 6331, 6818, 12662, 15097, 19747, 23863, 30194, 39494, 44317, 47726, 88634, 105679, 196261, 211358, 310219, 392522, 620438, 739753, 1373827, 1479506, 2747654, 9616789, 19233578]

約数ペア:

[(1, 19233578), (2, 9616789), (7, 2747654), (13, 1479506), (14, 1373827), (26, 739753), (31, 620438), (49, 392522), (62, 310219), (91, 211358), (98, 196261), (182, 105679), (217, 88634), (403, 47726), (434, 44317), (487, 39494), (637, 30194), (806, 23863), (974, 19747), (1274, 15097), (1519, 12662), (2821, 6818), (3038, 6331), (3409, 5642)]