218658530

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{1543}}^1$

素因数の和:1970

約数の個数: 32

約数和(自身を含む): 405540864

約数和(自身を除く): 186882334

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 383, 766, 1543, 1915, 3086, 3830, 7715, 14171, 15430, 28342, 57091, 70855, 114182, 141710, 285455, 570910, 590969, 1181938, 2954845, 5909690, 21865853, 43731706, 109329265, 218658530]

約数ペア:

[(1, 218658530), (2, 109329265), (5, 43731706), (10, 21865853), (37, 5909690), (74, 2954845), (185, 1181938), (370, 590969), (383, 570910), (766, 285455), (1543, 141710), (1915, 114182), (3086, 70855), (3830, 57091), (7715, 28342), (14171, 15430)]