1888366816

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{78787}}^1$

素因数の和:78911

約数の個数: 48

約数和(自身を含む): 4288588416

約数和(自身を除く): 2400221600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 856, 1498, 1712, 2996, 3424, 5992, 11984, 23968, 78787, 157574, 315148, 551509, 630296, 1103018, 1260592, 2206036, 2521184, 4412072, 8430209, 8824144, 16860418, 17648288, 33720836, 59011463, 67441672, 118022926, 134883344, 236045852, 269766688, 472091704, 944183408, 1888366816]

約数ペア:

[(1, 1888366816), (2, 944183408), (4, 472091704), (7, 269766688), (8, 236045852), (14, 134883344), (16, 118022926), (28, 67441672), (32, 59011463), (56, 33720836), (107, 17648288), (112, 16860418), (214, 8824144), (224, 8430209), (428, 4412072), (749, 2521184), (856, 2206036), (1498, 1260592), (1712, 1103018), (2996, 630296), (3424, 551509), (5992, 315148), (11984, 157574), (23968, 78787)]