18515696

素因数分解:

$2^4\times {\mathrm{61}}^2\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 30

約数和(自身を含む): 36589176

約数和(自身を除く): 18073480

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 311, 488, 622, 976, 1244, 2488, 3721, 4976, 7442, 14884, 18971, 29768, 37942, 59536, 75884, 151768, 303536, 1157231, 2314462, 4628924, 9257848, 18515696]

約数ペア:

[(1, 18515696), (2, 9257848), (4, 4628924), (8, 2314462), (16, 1157231), (61, 303536), (122, 151768), (244, 75884), (311, 59536), (488, 37942), (622, 29768), (976, 18971), (1244, 14884), (2488, 7442), (3721, 4976)]