20181029584

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1093}}^1\times {\mathrm{31189}}^1$

素因数の和:32327

約数の個数: 40

約数和(自身を含む): 40195551080

約数和(自身を除く): 20014521496

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1093, 2186, 4372, 8744, 17488, 31189, 40441, 62378, 80882, 124756, 161764, 249512, 323528, 499024, 647056, 1153993, 2307986, 4615972, 9231944, 18463888, 34089577, 68179154, 136358308, 272716616, 545433232, 1261314349, 2522628698, 5045257396, 10090514792, 20181029584]

約数ペア:

[(1, 20181029584), (2, 10090514792), (4, 5045257396), (8, 2522628698), (16, 1261314349), (37, 545433232), (74, 272716616), (148, 136358308), (296, 68179154), (592, 34089577), (1093, 18463888), (2186, 9231944), (4372, 4615972), (8744, 2307986), (17488, 1153993), (31189, 647056), (40441, 499024), (62378, 323528), (80882, 249512), (124756, 161764)]