42289468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18913}}^1$

素因数の和:18973

約数の個数: 24

約数和(自身を含む): 81557168

約数和(自身を除く): 39267700

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 18913, 37826, 75652, 245869, 491738, 813259, 983476, 1626518, 3253036, 10572367, 21144734, 42289468]

約数ペア:

[(1, 42289468), (2, 21144734), (4, 10572367), (13, 3253036), (26, 1626518), (43, 983476), (52, 813259), (86, 491738), (172, 245869), (559, 75652), (1118, 37826), (2236, 18913)]