20162750818

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{221671}}^1$

素因数の和:221842

約数の個数: 32

約数和(自身を含む): 35432052480

約数和(自身を除く): 15269301662

約数列:

[1, 2, 7, 14, 73, 89, 146, 178, 511, 623, 1022, 1246, 6497, 12994, 45479, 90958, 221671, 443342, 1551697, 3103394, 16181983, 19728719, 32363966, 39457438, 113273881, 138101033, 226547762, 276202066, 1440196487, 2880392974, 10081375409, 20162750818]

約数ペア:

[(1, 20162750818), (2, 10081375409), (7, 2880392974), (14, 1440196487), (73, 276202066), (89, 226547762), (146, 138101033), (178, 113273881), (511, 39457438), (623, 32363966), (1022, 19728719), (1246, 16181983), (6497, 3103394), (12994, 1551697), (45479, 443342), (90958, 221671)]