20567547

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:801

約数の個数: 64

約数和(自身を含む): 40965120

約数和(自身を除く): 20397573

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 761, 819, 1001, 1287, 2079, 2283, 2457, 3003, 3861, 5327, 6849, 8371, 9009, 9893, 15981, 20547, 25113, 27027, 29679, 47943, 58597, 69251, 75339, 89037, 108823, 143829, 175791, 207753, 226017, 267111, 326469, 527373, 623259, 761761, 979407, 1582119, 1869777, 2285283, 2938221, 6855849, 20567547]

約数ペア:

[(1, 20567547), (3, 6855849), (7, 2938221), (9, 2285283), (11, 1869777), (13, 1582119), (21, 979407), (27, 761761), (33, 623259), (39, 527373), (63, 326469), (77, 267111), (91, 226017), (99, 207753), (117, 175791), (143, 143829), (189, 108823), (231, 89037), (273, 75339), (297, 69251), (351, 58597), (429, 47943), (693, 29679), (761, 27027), (819, 25113), (1001, 20547), (1287, 15981), (2079, 9893), (2283, 9009), (2457, 8371), (3003, 6849), (3861, 5327)]