31920722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1949}}^1$

素因数の和:2401

約数の個数: 16

約数和(自身を含む): 50544000

約数和(自身を除く): 18623278

約数列:

[1, 2, 19, 38, 431, 862, 1949, 3898, 8189, 16378, 37031, 74062, 840019, 1680038, 15960361, 31920722]

約数ペア:

[(1, 31920722), (2, 15960361), (19, 1680038), (38, 840019), (431, 74062), (862, 37031), (1949, 16378), (3898, 8189)]