18240256

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1716

約数の個数: 36

約数和(自身を含む): 37278472

約数和(自身を除く): 19038216

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 1657, 2752, 3314, 5504, 6628, 11008, 13256, 26512, 53024, 71251, 106048, 142502, 212096, 285004, 424192, 570008, 1140016, 2280032, 4560064, 9120128, 18240256]

約数ペア:

[(1, 18240256), (2, 9120128), (4, 4560064), (8, 2280032), (16, 1140016), (32, 570008), (43, 424192), (64, 285004), (86, 212096), (128, 142502), (172, 106048), (256, 71251), (344, 53024), (688, 26512), (1376, 13256), (1657, 11008), (2752, 6628), (3314, 5504)]