19398256

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20549}}^1$

素因数の和:20616

約数の個数: 20

約数和(自身を含む): 38223000

約数和(自身を除く): 18824744

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20549, 41098, 82196, 164392, 328784, 1212391, 2424782, 4849564, 9699128, 19398256]

約数ペア:

[(1, 19398256), (2, 9699128), (4, 4849564), (8, 2424782), (16, 1212391), (59, 328784), (118, 164392), (236, 82196), (472, 41098), (944, 20549)]