20743372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9277}}^1$

素因数の和:9337

約数の個数: 24

約数和(自身を含む): 40006736

約数和(自身を除く): 19263364

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9277, 18554, 37108, 120601, 241202, 398911, 482404, 797822, 1595644, 5185843, 10371686, 20743372]

約数ペア:

[(1, 20743372), (2, 10371686), (4, 5185843), (13, 1595644), (26, 797822), (43, 482404), (52, 398911), (86, 241202), (172, 120601), (559, 37108), (1118, 18554), (2236, 9277)]