19018833128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{16301}}^1$

素因数の和:16490

約数の個数: 64

約数和(自身を含む): 38029305600

約数和(自身を除く): 19010472472

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 107, 116, 188, 214, 232, 376, 428, 856, 1363, 2726, 3103, 5029, 5452, 6206, 10058, 10904, 12412, 16301, 20116, 24824, 32602, 40232, 65204, 130408, 145841, 291682, 472729, 583364, 766147, 945458, 1166728, 1532294, 1744207, 1890916, 3064588, 3488414, 3781832, 6129176, 6976828, 13953656, 22218263, 44436526, 50582003, 81977729, 88873052, 101164006, 163955458, 177746104, 202328012, 327910916, 404656024, 655821832, 2377354141, 4754708282, 9509416564, 19018833128]

約数ペア:

[(1, 19018833128), (2, 9509416564), (4, 4754708282), (8, 2377354141), (29, 655821832), (47, 404656024), (58, 327910916), (94, 202328012), (107, 177746104), (116, 163955458), (188, 101164006), (214, 88873052), (232, 81977729), (376, 50582003), (428, 44436526), (856, 22218263), (1363, 13953656), (2726, 6976828), (3103, 6129176), (5029, 3781832), (5452, 3488414), (6206, 3064588), (10058, 1890916), (10904, 1744207), (12412, 1532294), (16301, 1166728), (20116, 945458), (24824, 766147), (32602, 583364), (40232, 472729), (65204, 291682), (130408, 145841)]