19113340

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1559}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 40229280

約数和(自身を除く): 21115940

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 1559, 2452, 3065, 3118, 6130, 6236, 7795, 12260, 15590, 31180, 955667, 1911334, 3822668, 4778335, 9556670, 19113340]

約数ペア:

[(1, 19113340), (2, 9556670), (4, 4778335), (5, 3822668), (10, 1911334), (20, 955667), (613, 31180), (1226, 15590), (1559, 12260), (2452, 7795), (3065, 6236), (3118, 6130)]