19387380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323123}}^1$

素因数の和:323135

約数の個数: 24

約数和(自身を含む): 54284832

約数和(自身を除く): 34897452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323123, 646246, 969369, 1292492, 1615615, 1938738, 3231230, 3877476, 4846845, 6462460, 9693690, 19387380]

約数ペア:

[(1, 19387380), (2, 9693690), (3, 6462460), (4, 4846845), (5, 3877476), (6, 3231230), (10, 1938738), (12, 1615615), (15, 1292492), (20, 969369), (30, 646246), (60, 323123)]