18287696

素因数分解:

$2^4\times 7^1\times {\mathrm{269}}^1\times {\mathrm{607}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 40711680

約数和(自身を除く): 22423984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 269, 538, 607, 1076, 1214, 1883, 2152, 2428, 3766, 4249, 4304, 4856, 7532, 8498, 9712, 15064, 16996, 30128, 33992, 67984, 163283, 326566, 653132, 1142981, 1306264, 2285962, 2612528, 4571924, 9143848, 18287696]

約数ペア:

[(1, 18287696), (2, 9143848), (4, 4571924), (7, 2612528), (8, 2285962), (14, 1306264), (16, 1142981), (28, 653132), (56, 326566), (112, 163283), (269, 67984), (538, 33992), (607, 30128), (1076, 16996), (1214, 15064), (1883, 9712), (2152, 8498), (2428, 7532), (3766, 4856), (4249, 4304)]