20129423912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1\times {\mathrm{6803}}^1$

素因数の和:8082

約数の個数: 64

約数和(自身を含む): 42453694080

約数和(自身を除く): 22324270168

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 1237, 2392, 2474, 4948, 6803, 9896, 13606, 16081, 27212, 28451, 32162, 54424, 56902, 64324, 88439, 113804, 128648, 156469, 176878, 227608, 312938, 353756, 369863, 625876, 707512, 739726, 1251752, 1479452, 2034097, 2958904, 4068194, 8136388, 8415311, 16272776, 16830622, 33661244, 67322488, 109399043, 193552153, 218798086, 387104306, 437596172, 774208612, 875192344, 1548417224, 2516177989, 5032355978, 10064711956, 20129423912]

約数ペア:

[(1, 20129423912), (2, 10064711956), (4, 5032355978), (8, 2516177989), (13, 1548417224), (23, 875192344), (26, 774208612), (46, 437596172), (52, 387104306), (92, 218798086), (104, 193552153), (184, 109399043), (299, 67322488), (598, 33661244), (1196, 16830622), (1237, 16272776), (2392, 8415311), (2474, 8136388), (4948, 4068194), (6803, 2958904), (9896, 2034097), (13606, 1479452), (16081, 1251752), (27212, 739726), (28451, 707512), (32162, 625876), (54424, 369863), (56902, 353756), (64324, 312938), (88439, 227608), (113804, 176878), (128648, 156469)]