18806828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1187}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 35026992

約数和(自身を除く): 16220164

約数列:

[1, 2, 4, 17, 34, 68, 233, 466, 932, 1187, 2374, 3961, 4748, 7922, 15844, 20179, 40358, 80716, 276571, 553142, 1106284, 4701707, 9403414, 18806828]

約数ペア:

[(1, 18806828), (2, 9403414), (4, 4701707), (17, 1106284), (34, 553142), (68, 276571), (233, 80716), (466, 40358), (932, 20179), (1187, 15844), (2374, 7922), (3961, 4748)]