18999130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51349}}^1$

素因数の和:51393

約数の個数: 16

約数和(自身を含む): 35123400

約数和(自身を除く): 16124270

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 51349, 102698, 256745, 513490, 1899913, 3799826, 9499565, 18999130]

約数ペア:

[(1, 18999130), (2, 9499565), (5, 3799826), (10, 1899913), (37, 513490), (74, 256745), (185, 102698), (370, 51349)]