17938845

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1471}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 31229952

約数和(自身を除く): 13291107

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 1471, 2439, 4065, 4413, 7355, 12195, 13239, 22065, 66195, 398641, 1195923, 1993205, 3587769, 5979615, 17938845]

約数ペア:

[(1, 17938845), (3, 5979615), (5, 3587769), (9, 1993205), (15, 1195923), (45, 398641), (271, 66195), (813, 22065), (1355, 13239), (1471, 12195), (2439, 7355), (4065, 4413)]