2020138407

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11863}}^1$

素因数の和:11949

約数の個数: 64

約数和(自身を含む): 3690178560

約数和(自身を除く): 1670040153

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 53, 63, 119, 153, 159, 189, 357, 371, 459, 477, 901, 1071, 1113, 1431, 2703, 3213, 3339, 6307, 8109, 10017, 11863, 18921, 24327, 35589, 56763, 83041, 106767, 170289, 201671, 249123, 320301, 605013, 628739, 747369, 1411697, 1815039, 1886217, 2242107, 4235091, 4401173, 5445117, 5658651, 10688563, 12705273, 13203519, 16975953, 32065689, 38115819, 39610557, 74819941, 96197067, 118831671, 224459823, 288591201, 673379469, 2020138407]

約数ペア:

[(1, 2020138407), (3, 673379469), (7, 288591201), (9, 224459823), (17, 118831671), (21, 96197067), (27, 74819941), (51, 39610557), (53, 38115819), (63, 32065689), (119, 16975953), (153, 13203519), (159, 12705273), (189, 10688563), (357, 5658651), (371, 5445117), (459, 4401173), (477, 4235091), (901, 2242107), (1071, 1886217), (1113, 1815039), (1431, 1411697), (2703, 747369), (3213, 628739), (3339, 605013), (6307, 320301), (8109, 249123), (10017, 201671), (11863, 170289), (18921, 106767), (24327, 83041), (35589, 56763)]