19331804

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 34557600

約数和(自身を除く): 15225796

約数列:

[1, 2, 4, 101, 109, 202, 218, 404, 436, 439, 878, 1756, 11009, 22018, 44036, 44339, 47851, 88678, 95702, 177356, 191404, 4832951, 9665902, 19331804]

約数ペア:

[(1, 19331804), (2, 9665902), (4, 4832951), (101, 191404), (109, 177356), (202, 95702), (218, 88678), (404, 47851), (436, 44339), (439, 44036), (878, 22018), (1756, 11009)]