20711304

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16921}}^1$

素因数の和:16950

約数の個数: 48

約数和(自身を含む): 59396220

約数和(自身を除く): 38684916

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16921, 33842, 50763, 67684, 101526, 135368, 152289, 203052, 287657, 304578, 406104, 575314, 609156, 862971, 1150628, 1218312, 1725942, 2301256, 2588913, 3451884, 5177826, 6903768, 10355652, 20711304]

約数ペア:

[(1, 20711304), (2, 10355652), (3, 6903768), (4, 5177826), (6, 3451884), (8, 2588913), (9, 2301256), (12, 1725942), (17, 1218312), (18, 1150628), (24, 862971), (34, 609156), (36, 575314), (51, 406104), (68, 304578), (72, 287657), (102, 203052), (136, 152289), (153, 135368), (204, 101526), (306, 67684), (408, 50763), (612, 33842), (1224, 16921)]