19763686

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1297}}^1$

素因数の和:1719

約数の個数: 16

約数和(自身を含む): 31307760

約数和(自身を除く): 11544074

約数列:

[1, 2, 19, 38, 401, 802, 1297, 2594, 7619, 15238, 24643, 49286, 520097, 1040194, 9881843, 19763686]

約数ペア:

[(1, 19763686), (2, 9881843), (19, 1040194), (38, 520097), (401, 49286), (802, 24643), (1297, 15238), (2594, 7619)]