20797463302

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{18917}}^1$

素因数の和:19018

約数の個数: 64

約数和(自身を含む): 39882170880

約数和(自身を除く): 19084707578

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 121, 154, 242, 413, 649, 826, 847, 1298, 1331, 1694, 2662, 4543, 7139, 9086, 9317, 14278, 18634, 18917, 37834, 49973, 78529, 99946, 132419, 157058, 208087, 264838, 416174, 549703, 1099406, 1116103, 1456609, 2232206, 2288957, 2913218, 4577914, 7812721, 12277133, 15625442, 16022699, 24554266, 25178527, 32045398, 50357054, 85939931, 135048463, 171879862, 176249689, 270096926, 352499378, 945339241, 1485533093, 1890678482, 2971066186, 10398731651, 20797463302]

約数ペア:

[(1, 20797463302), (2, 10398731651), (7, 2971066186), (11, 1890678482), (14, 1485533093), (22, 945339241), (59, 352499378), (77, 270096926), (118, 176249689), (121, 171879862), (154, 135048463), (242, 85939931), (413, 50357054), (649, 32045398), (826, 25178527), (847, 24554266), (1298, 16022699), (1331, 15625442), (1694, 12277133), (2662, 7812721), (4543, 4577914), (7139, 2913218), (9086, 2288957), (9317, 2232206), (14278, 1456609), (18634, 1116103), (18917, 1099406), (37834, 549703), (49973, 416174), (78529, 264838), (99946, 208087), (132419, 157058)]