39864784

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{57943}}^1$

素因数の和:57994

約数の個数: 20

約数和(自身を含む): 79035616

約数和(自身を除く): 39170832

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 57943, 115886, 231772, 463544, 927088, 2491549, 4983098, 9966196, 19932392, 39864784]

約数ペア:

[(1, 39864784), (2, 19932392), (4, 9966196), (8, 4983098), (16, 2491549), (43, 927088), (86, 463544), (172, 231772), (344, 115886), (688, 57943)]