20507008

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 41163120

約数和(自身を除く): 20656112

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1061, 1208, 2122, 2416, 4244, 4832, 8488, 9664, 16976, 19328, 33952, 67904, 135808, 160211, 320422, 640844, 1281688, 2563376, 5126752, 10253504, 20507008]

約数ペア:

[(1, 20507008), (2, 10253504), (4, 5126752), (8, 2563376), (16, 1281688), (32, 640844), (64, 320422), (128, 160211), (151, 135808), (302, 67904), (604, 33952), (1061, 19328), (1208, 16976), (2122, 9664), (2416, 8488), (4244, 4832)]