20764458

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2724

約数の個数: 64

約数和(自身を含む): 54230400

約数和(自身を除く): 33465942

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 143, 198, 234, 286, 297, 351, 429, 594, 702, 858, 1287, 2574, 2689, 3861, 5378, 7722, 8067, 16134, 24201, 29579, 34957, 48402, 59158, 69914, 72603, 88737, 104871, 145206, 177474, 209742, 266211, 314613, 384527, 532422, 629226, 769054, 798633, 943839, 1153581, 1597266, 1887678, 2307162, 3460743, 6921486, 10382229, 20764458]

約数ペア:

[(1, 20764458), (2, 10382229), (3, 6921486), (6, 3460743), (9, 2307162), (11, 1887678), (13, 1597266), (18, 1153581), (22, 943839), (26, 798633), (27, 769054), (33, 629226), (39, 532422), (54, 384527), (66, 314613), (78, 266211), (99, 209742), (117, 177474), (143, 145206), (198, 104871), (234, 88737), (286, 72603), (297, 69914), (351, 59158), (429, 48402), (594, 34957), (702, 29579), (858, 24201), (1287, 16134), (2574, 8067), (2689, 7722), (3861, 5378)]