20488296

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19853}}^1$

素因数の和:19905

約数の個数: 32

約数和(自身を含む): 52414560

約数和(自身を除く): 31926264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19853, 39706, 59559, 79412, 119118, 158824, 238236, 476472, 853679, 1707358, 2561037, 3414716, 5122074, 6829432, 10244148, 20488296]

約数ペア:

[(1, 20488296), (2, 10244148), (3, 6829432), (4, 5122074), (6, 3414716), (8, 2561037), (12, 1707358), (24, 853679), (43, 476472), (86, 238236), (129, 158824), (172, 119118), (258, 79412), (344, 59559), (516, 39706), (1032, 19853)]