19003888784

素因数分解:

$2^4\times {\mathrm{467}}^1\times {\mathrm{997}}^1\times {\mathrm{2551}}^1$

素因数の和:4023

約数の個数: 40

約数和(自身を含む): 36950367168

約数和(自身を除く): 17946478384

約数列:

[1, 2, 4, 8, 16, 467, 934, 997, 1868, 1994, 2551, 3736, 3988, 5102, 7472, 7976, 10204, 15952, 20408, 40816, 465599, 931198, 1191317, 1862396, 2382634, 2543347, 3724792, 4765268, 5086694, 7449584, 9530536, 10173388, 19061072, 20346776, 40693552, 1187743049, 2375486098, 4750972196, 9501944392, 19003888784]

約数ペア:

[(1, 19003888784), (2, 9501944392), (4, 4750972196), (8, 2375486098), (16, 1187743049), (467, 40693552), (934, 20346776), (997, 19061072), (1868, 10173388), (1994, 9530536), (2551, 7449584), (3736, 5086694), (3988, 4765268), (5102, 3724792), (7472, 2543347), (7976, 2382634), (10204, 1862396), (15952, 1191317), (20408, 931198), (40816, 465599)]