19215738

素因数分解:

$2^1\times 3^3\times {\mathrm{355847}}^1$

素因数の和:355858

約数の個数: 16

約数和(自身を含む): 42701760

約数和(自身を除く): 23486022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 355847, 711694, 1067541, 2135082, 3202623, 6405246, 9607869, 19215738]

約数ペア:

[(1, 19215738), (2, 9607869), (3, 6405246), (6, 3202623), (9, 2135082), (18, 1067541), (27, 711694), (54, 355847)]