19519746

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{45821}}^1$

素因数の和:45897

約数の個数: 16

約数和(自身を含む): 39590208

約数和(自身を除く): 20070462

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 45821, 91642, 137463, 274926, 3253291, 6506582, 9759873, 19519746]

約数ペア:

[(1, 19519746), (2, 9759873), (3, 6506582), (6, 3253291), (71, 274926), (142, 137463), (213, 91642), (426, 45821)]