18256028

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5479}}^1$

素因数の和:5514

約数の個数: 36

約数和(自身を含む): 39357360

約数和(自身を除く): 21101332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 5479, 10958, 21916, 38353, 76706, 93143, 153412, 186286, 268471, 372572, 536942, 652001, 1073884, 1304002, 2608004, 4564007, 9128014, 18256028]

約数ペア:

[(1, 18256028), (2, 9128014), (4, 4564007), (7, 2608004), (14, 1304002), (17, 1073884), (28, 652001), (34, 536942), (49, 372572), (68, 268471), (98, 186286), (119, 153412), (196, 93143), (238, 76706), (476, 38353), (833, 21916), (1666, 10958), (3332, 5479)]