20091344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13799}}^1$

素因数の和:13827

約数の個数: 40

約数和(自身を含む): 47913600

約数和(自身を除く): 27822256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13799, 27598, 55196, 96593, 110392, 179387, 193186, 220784, 358774, 386372, 717548, 772744, 1255709, 1435096, 1545488, 2511418, 2870192, 5022836, 10045672, 20091344]

約数ペア:

[(1, 20091344), (2, 10045672), (4, 5022836), (7, 2870192), (8, 2511418), (13, 1545488), (14, 1435096), (16, 1255709), (26, 772744), (28, 717548), (52, 386372), (56, 358774), (91, 220784), (104, 193186), (112, 179387), (182, 110392), (208, 96593), (364, 55196), (728, 27598), (1456, 13799)]