42038984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{404221}}^1$

素因数の和:404240

約数の個数: 16

約数和(自身を含む): 84886620

約数和(自身を除く): 42847636

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 404221, 808442, 1616884, 3233768, 5254873, 10509746, 21019492, 42038984]

約数ペア:

[(1, 42038984), (2, 21019492), (4, 10509746), (8, 5254873), (13, 3233768), (26, 1616884), (52, 808442), (104, 404221)]