20656836

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11251}}^1$

素因数の和:11281

約数の個数: 48

約数和(自身を含む): 56710080

約数和(自身を除く): 36053244

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, 11251, 22502, 33753, 45004, 67506, 101259, 135012, 191267, 202518, 303777, 382534, 405036, 573801, 607554, 765068, 1147602, 1215108, 1721403, 2295204, 3442806, 5164209, 6885612, 10328418, 20656836]

約数ペア:

[(1, 20656836), (2, 10328418), (3, 6885612), (4, 5164209), (6, 3442806), (9, 2295204), (12, 1721403), (17, 1215108), (18, 1147602), (27, 765068), (34, 607554), (36, 573801), (51, 405036), (54, 382534), (68, 303777), (102, 202518), (108, 191267), (153, 135012), (204, 101259), (306, 67506), (459, 45004), (612, 33753), (918, 22502), (1836, 11251)]