20172857265

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{6337}}^1$

素因数の和:6527

約数の個数: 96

約数和(自身を含む): 39153628800

約数和(自身を除く): 18980771535

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 109, 165, 177, 295, 327, 495, 531, 545, 649, 885, 981, 1199, 1635, 1947, 2655, 3245, 3597, 4905, 5841, 5995, 6337, 6431, 9735, 10791, 17985, 19011, 19293, 29205, 31685, 32155, 53955, 57033, 57879, 69707, 70741, 95055, 96465, 209121, 212223, 285165, 289395, 348535, 353705, 373883, 627363, 636669, 690733, 1045605, 1061115, 1121649, 1869415, 2072199, 3136815, 3183345, 3364947, 3453665, 4112713, 5608245, 6216597, 7598063, 10360995, 12338139, 16824735, 20563565, 22794189, 31082985, 37014417, 37990315, 40753247, 61690695, 68382567, 113970945, 122259741, 185072085, 203766235, 341912835, 366779223, 448285717, 611298705, 1344857151, 1833896115, 2241428585, 4034571453, 6724285755, 20172857265]

約数ペア:

[(1, 20172857265), (3, 6724285755), (5, 4034571453), (9, 2241428585), (11, 1833896115), (15, 1344857151), (33, 611298705), (45, 448285717), (55, 366779223), (59, 341912835), (99, 203766235), (109, 185072085), (165, 122259741), (177, 113970945), (295, 68382567), (327, 61690695), (495, 40753247), (531, 37990315), (545, 37014417), (649, 31082985), (885, 22794189), (981, 20563565), (1199, 16824735), (1635, 12338139), (1947, 10360995), (2655, 7598063), (3245, 6216597), (3597, 5608245), (4905, 4112713), (5841, 3453665), (5995, 3364947), (6337, 3183345), (6431, 3136815), (9735, 2072199), (10791, 1869415), (17985, 1121649), (19011, 1061115), (19293, 1045605), (29205, 690733), (31685, 636669), (32155, 627363), (53955, 373883), (57033, 353705), (57879, 348535), (69707, 289395), (70741, 285165), (95055, 212223), (96465, 209121)]