20211598048

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{20693}}^1$

素因数の和:21067

約数の個数: 48

約数和(自身を含む): 40269365136

約数和(自身を除く): 20057767088

約数列:

[1, 2, 4, 8, 16, 32, 131, 233, 262, 466, 524, 932, 1048, 1864, 2096, 3728, 4192, 7456, 20693, 30523, 41386, 61046, 82772, 122092, 165544, 244184, 331088, 488368, 662176, 976736, 2710783, 4821469, 5421566, 9642938, 10843132, 19285876, 21686264, 38571752, 43372528, 77143504, 86745056, 154287008, 631612439, 1263224878, 2526449756, 5052899512, 10105799024, 20211598048]

約数ペア:

[(1, 20211598048), (2, 10105799024), (4, 5052899512), (8, 2526449756), (16, 1263224878), (32, 631612439), (131, 154287008), (233, 86745056), (262, 77143504), (466, 43372528), (524, 38571752), (932, 21686264), (1048, 19285876), (1864, 10843132), (2096, 9642938), (3728, 5421566), (4192, 4821469), (7456, 2710783), (20693, 976736), (30523, 662176), (41386, 488368), (61046, 331088), (82772, 244184), (122092, 165544)]