20890053792

素因数分解:

$2^5\times 3^3\times {\mathrm{257}}^1\times {\mathrm{94079}}^1$

素因数の和:94355

約数の個数: 96

約数和(自身を含む): 61167052800

約数和(自身を除く): 40276999008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 257, 288, 432, 514, 771, 864, 1028, 1542, 2056, 2313, 3084, 4112, 4626, 6168, 6939, 8224, 9252, 12336, 13878, 18504, 24672, 27756, 37008, 55512, 74016, 94079, 111024, 188158, 222048, 282237, 376316, 564474, 752632, 846711, 1128948, 1505264, 1693422, 2257896, 2540133, 3010528, 3386844, 4515792, 5080266, 6773688, 9031584, 10160532, 13547376, 20321064, 24178303, 27094752, 40642128, 48356606, 72534909, 81284256, 96713212, 145069818, 193426424, 217604727, 290139636, 386852848, 435209454, 580279272, 652814181, 773705696, 870418908, 1160558544, 1305628362, 1740837816, 2321117088, 2611256724, 3481675632, 5222513448, 6963351264, 10445026896, 20890053792]

約数ペア:

[(1, 20890053792), (2, 10445026896), (3, 6963351264), (4, 5222513448), (6, 3481675632), (8, 2611256724), (9, 2321117088), (12, 1740837816), (16, 1305628362), (18, 1160558544), (24, 870418908), (27, 773705696), (32, 652814181), (36, 580279272), (48, 435209454), (54, 386852848), (72, 290139636), (96, 217604727), (108, 193426424), (144, 145069818), (216, 96713212), (257, 81284256), (288, 72534909), (432, 48356606), (514, 40642128), (771, 27094752), (864, 24178303), (1028, 20321064), (1542, 13547376), (2056, 10160532), (2313, 9031584), (3084, 6773688), (4112, 5080266), (4626, 4515792), (6168, 3386844), (6939, 3010528), (8224, 2540133), (9252, 2257896), (12336, 1693422), (13878, 1505264), (18504, 1128948), (24672, 846711), (27756, 752632), (37008, 564474), (55512, 376316), (74016, 282237), (94079, 222048), (111024, 188158)]