19609020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36313}}^1$

素因数の和:36331

約数の個数: 48

約数和(自身を含む): 61007520

約数和(自身を除く): 41398500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36313, 72626, 108939, 145252, 181565, 217878, 326817, 363130, 435756, 544695, 653634, 726260, 980451, 1089390, 1307268, 1634085, 1960902, 2178780, 3268170, 3921804, 4902255, 6536340, 9804510, 19609020]

約数ペア:

[(1, 19609020), (2, 9804510), (3, 6536340), (4, 4902255), (5, 3921804), (6, 3268170), (9, 2178780), (10, 1960902), (12, 1634085), (15, 1307268), (18, 1089390), (20, 980451), (27, 726260), (30, 653634), (36, 544695), (45, 435756), (54, 363130), (60, 326817), (90, 217878), (108, 181565), (135, 145252), (180, 108939), (270, 72626), (540, 36313)]