20293009198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{19577}}^1$

素因数の和:19777

約数の個数: 64

約数和(自身を含む): 38973063168

約数和(自身を除く): 18680053970

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 127, 154, 254, 371, 583, 742, 889, 1166, 1397, 1778, 2794, 4081, 6731, 8162, 9779, 13462, 19558, 19577, 39154, 47117, 74041, 94234, 137039, 148082, 215347, 274078, 430694, 518287, 1036574, 1037581, 1507429, 2075162, 2486279, 3014858, 4972558, 7263067, 11413391, 14526134, 17403953, 22826782, 27349069, 34807906, 54698138, 79893737, 131772787, 159787474, 191443483, 263545574, 382886966, 922409509, 1449500657, 1844819018, 2899001314, 10146504599, 20293009198]

約数ペア:

[(1, 20293009198), (2, 10146504599), (7, 2899001314), (11, 1844819018), (14, 1449500657), (22, 922409509), (53, 382886966), (77, 263545574), (106, 191443483), (127, 159787474), (154, 131772787), (254, 79893737), (371, 54698138), (583, 34807906), (742, 27349069), (889, 22826782), (1166, 17403953), (1397, 14526134), (1778, 11413391), (2794, 7263067), (4081, 4972558), (6731, 3014858), (8162, 2486279), (9779, 2075162), (13462, 1507429), (19558, 1037581), (19577, 1036574), (39154, 518287), (47117, 430694), (74041, 274078), (94234, 215347), (137039, 148082)]