20758564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16067}}^1$

素因数の和:16107

約数の個数: 24

約数和(自身を含む): 40491360

約数和(自身を除く): 19732796

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16067, 32134, 64268, 273139, 305273, 546278, 610546, 1092556, 1221092, 5189641, 10379282, 20758564]

約数ペア:

[(1, 20758564), (2, 10379282), (4, 5189641), (17, 1221092), (19, 1092556), (34, 610546), (38, 546278), (68, 305273), (76, 273139), (323, 64268), (646, 32134), (1292, 16067)]