19968542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6011}}^1$

素因数の和:6175

約数の個数: 16

約数和(自身を含む): 32897664

約数和(自身を除く): 12929122

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6011, 12022, 66121, 132242, 907661, 1815322, 9984271, 19968542]

約数ペア:

[(1, 19968542), (2, 9984271), (11, 1815322), (22, 907661), (151, 132242), (302, 66121), (1661, 12022), (3322, 6011)]