20310830528

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7380389}}^1$

素因数の和:7380444

約数の個数: 28

約数和(自身を含む): 41241619320

約数和(自身を除く): 20930788792

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7380389, 14760778, 29521556, 59043112, 118086224, 236172448, 317356727, 472344896, 634713454, 1269426908, 2538853816, 5077707632, 10155415264, 20310830528]

約数ペア:

[(1, 20310830528), (2, 10155415264), (4, 5077707632), (8, 2538853816), (16, 1269426908), (32, 634713454), (43, 472344896), (64, 317356727), (86, 236172448), (172, 118086224), (344, 59043112), (688, 29521556), (1376, 14760778), (2752, 7380389)]