180518128

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{37483}}^1$

素因数の和:37541

約数の個数: 40

約数和(自身を含む): 409025408

約数和(自身を除く): 228507280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 37483, 74966, 149932, 262381, 299864, 524762, 599728, 1049524, 1611769, 2099048, 3223538, 4198096, 6447076, 11282383, 12894152, 22564766, 25788304, 45129532, 90259064, 180518128]

約数ペア:

[(1, 180518128), (2, 90259064), (4, 45129532), (7, 25788304), (8, 22564766), (14, 12894152), (16, 11282383), (28, 6447076), (43, 4198096), (56, 3223538), (86, 2099048), (112, 1611769), (172, 1049524), (301, 599728), (344, 524762), (602, 299864), (688, 262381), (1204, 149932), (2408, 74966), (4816, 37483)]