17856238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 29463840

約数和(自身を除く): 11607602

約数列:

[1, 2, 19, 38, 41, 73, 82, 146, 157, 314, 779, 1387, 1558, 2774, 2983, 2993, 5966, 5986, 6437, 11461, 12874, 22922, 56867, 113734, 122303, 217759, 244606, 435518, 469901, 939802, 8928119, 17856238]

約数ペア:

[(1, 17856238), (2, 8928119), (19, 939802), (38, 469901), (41, 435518), (73, 244606), (82, 217759), (146, 122303), (157, 113734), (314, 56867), (779, 22922), (1387, 12874), (1558, 11461), (2774, 6437), (2983, 5986), (2993, 5966)]