28130716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21773}}^1$

素因数の和:21813

約数の個数: 24

約数和(自身を含む): 54870480

約数和(自身を除く): 26739764

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 21773, 43546, 87092, 370141, 413687, 740282, 827374, 1480564, 1654748, 7032679, 14065358, 28130716]

約数ペア:

[(1, 28130716), (2, 14065358), (4, 7032679), (17, 1654748), (19, 1480564), (34, 827374), (38, 740282), (68, 413687), (76, 370141), (323, 87092), (646, 43546), (1292, 21773)]