19089918

素因数分解:

$2^1\times 3^4\times {\mathrm{117839}}^1$

素因数の和:117853

約数の個数: 20

約数和(自身を含む): 42775920

約数和(自身を除く): 23686002

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 117839, 235678, 353517, 707034, 1060551, 2121102, 3181653, 6363306, 9544959, 19089918]

約数ペア:

[(1, 19089918), (2, 9544959), (3, 6363306), (6, 3181653), (9, 2121102), (18, 1060551), (27, 707034), (54, 353517), (81, 235678), (162, 117839)]