19684814

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8581}}^1$

素因数の和:8651

約数の個数: 16

約数和(自身を含む): 31307136

約数和(自身を除く): 11622322

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 8581, 17162, 266011, 317497, 532022, 634994, 9842407, 19684814]

約数ペア:

[(1, 19684814), (2, 9842407), (31, 634994), (37, 532022), (62, 317497), (74, 266011), (1147, 17162), (2294, 8581)]