20176951473

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1100581}}^1$

素因数の和:1100694

約数の個数: 32

約数和(自身を含む): 34514251520

約数和(自身を除く): 14337300047

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 18333, 1100581, 3301743, 7704067, 9905229, 23112201, 29715687, 69336603, 106756357, 208009809, 320269071, 747294499, 960807213, 2241883497, 2882421639, 6725650491, 20176951473]

約数ペア:

[(1, 20176951473), (3, 6725650491), (7, 2882421639), (9, 2241883497), (21, 960807213), (27, 747294499), (63, 320269071), (97, 208009809), (189, 106756357), (291, 69336603), (679, 29715687), (873, 23112201), (2037, 9905229), (2619, 7704067), (6111, 3301743), (18333, 1100581)]