18127804930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29717713}}^1$

素因数の和:29717781

約数の個数: 16

約数和(自身を含む): 33164968824

約数和(自身を除く): 15037163894

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 29717713, 59435426, 148588565, 297177130, 1812780493, 3625560986, 9063902465, 18127804930]

約数ペア:

[(1, 18127804930), (2, 9063902465), (5, 3625560986), (10, 1812780493), (61, 297177130), (122, 148588565), (305, 59435426), (610, 29717713)]