18337964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 34129200

約数和(自身を除く): 15791236

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 2389, 3838, 4778, 7676, 9556, 45391, 90782, 181564, 241289, 482578, 965156, 4584491, 9168982, 18337964]

約数ペア:

[(1, 18337964), (2, 9168982), (4, 4584491), (19, 965156), (38, 482578), (76, 241289), (101, 181564), (202, 90782), (404, 45391), (1919, 9556), (2389, 7676), (3838, 4778)]