20390664576

素因数分解:

$2^7\times 3^1\times {\mathrm{11243}}^1\times {\mathrm{4723}}^1$

素因数の和:15983

約数の個数: 64

約数和(自身を含む): 54178989120

約数和(自身を除く): 33788324544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 4723, 9446, 11243, 14169, 18892, 22486, 28338, 33729, 37784, 44972, 56676, 67458, 75568, 89944, 113352, 134916, 151136, 179888, 226704, 269832, 302272, 359776, 453408, 539664, 604544, 719552, 906816, 1079328, 1439104, 1813632, 2158656, 4317312, 53100689, 106201378, 159302067, 212402756, 318604134, 424805512, 637208268, 849611024, 1274416536, 1699222048, 2548833072, 3398444096, 5097666144, 6796888192, 10195332288, 20390664576]

約数ペア:

[(1, 20390664576), (2, 10195332288), (3, 6796888192), (4, 5097666144), (6, 3398444096), (8, 2548833072), (12, 1699222048), (16, 1274416536), (24, 849611024), (32, 637208268), (48, 424805512), (64, 318604134), (96, 212402756), (128, 159302067), (192, 106201378), (384, 53100689), (4723, 4317312), (9446, 2158656), (11243, 1813632), (14169, 1439104), (18892, 1079328), (22486, 906816), (28338, 719552), (33729, 604544), (37784, 539664), (44972, 453408), (56676, 359776), (67458, 302272), (75568, 269832), (89944, 226704), (113352, 179888), (134916, 151136)]