18226620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11251}}^1$

素因数の和:11272

約数の個数: 60

約数和(自身を含む): 57182664

約数和(自身を除く): 38956044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11251, 22502, 33753, 45004, 56255, 67506, 101259, 112510, 135012, 168765, 202518, 225020, 303777, 337530, 405036, 506295, 607554, 675060, 911331, 1012590, 1215108, 1518885, 1822662, 2025180, 3037770, 3645324, 4556655, 6075540, 9113310, 18226620]

約数ペア:

[(1, 18226620), (2, 9113310), (3, 6075540), (4, 4556655), (5, 3645324), (6, 3037770), (9, 2025180), (10, 1822662), (12, 1518885), (15, 1215108), (18, 1012590), (20, 911331), (27, 675060), (30, 607554), (36, 506295), (45, 405036), (54, 337530), (60, 303777), (81, 225020), (90, 202518), (108, 168765), (135, 135012), (162, 112510), (180, 101259), (270, 67506), (324, 56255), (405, 45004), (540, 33753), (810, 22502), (1620, 11251)]