19885716

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{10831}}^1$

素因数の和:10861

約数の個数: 48

約数和(自身を含む): 54593280

約数和(自身を除く): 34707564

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 10831, 21662, 32493, 43324, 64986, 97479, 129972, 184127, 194958, 292437, 368254, 389916, 552381, 584874, 736508, 1104762, 1169748, 1657143, 2209524, 3314286, 4971429, 6628572, 9942858, 19885716]

約数ペア:

[(1, 19885716), (2, 9942858), (3, 6628572), (4, 4971429), (6, 3314286), (9, 2209524), (12, 1657143), (17, 1169748), (18, 1104762), (27, 736508), (34, 584874), (36, 552381), (51, 389916), (54, 368254), (68, 292437), (102, 194958), (108, 184127), (153, 129972), (204, 97479), (306, 64986), (459, 43324), (612, 32493), (918, 21662), (1836, 10831)]