20020644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1569

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 38947356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1499, 1908, 2226, 2998, 3339, 4452, 4497, 5996, 6678, 8994, 10493, 13356, 13491, 17988, 20986, 26982, 31479, 41972, 53964, 62958, 79447, 94437, 125916, 158894, 188874, 238341, 317788, 377748, 476682, 556129, 715023, 953364, 1112258, 1430046, 1668387, 2224516, 2860092, 3336774, 5005161, 6673548, 10010322, 20020644]

約数ペア:

[(1, 20020644), (2, 10010322), (3, 6673548), (4, 5005161), (6, 3336774), (7, 2860092), (9, 2224516), (12, 1668387), (14, 1430046), (18, 1112258), (21, 953364), (28, 715023), (36, 556129), (42, 476682), (53, 377748), (63, 317788), (84, 238341), (106, 188874), (126, 158894), (159, 125916), (212, 94437), (252, 79447), (318, 62958), (371, 53964), (477, 41972), (636, 31479), (742, 26982), (954, 20986), (1113, 17988), (1484, 13491), (1499, 13356), (1908, 10493), (2226, 8994), (2998, 6678), (3339, 5996), (4452, 4497)]