20147392

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7321}}^1$

素因数の和:7376

約数の個数: 28

約数和(自身を含む): 40915336

約数和(自身を除く): 20767944

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7321, 14642, 29284, 58568, 117136, 234272, 314803, 468544, 629606, 1259212, 2518424, 5036848, 10073696, 20147392]

約数ペア:

[(1, 20147392), (2, 10073696), (4, 5036848), (8, 2518424), (16, 1259212), (32, 629606), (43, 468544), (64, 314803), (86, 234272), (172, 117136), (344, 58568), (688, 29284), (1376, 14642), (2752, 7321)]