16813898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1051}}^1$

素因数の和:1493

約数の個数: 16

約数和(自身を含む): 26636640

約数和(自身を除く): 9822742

約数列:

[1, 2, 19, 38, 421, 842, 1051, 2102, 7999, 15998, 19969, 39938, 442471, 884942, 8406949, 16813898]

約数ペア:

[(1, 16813898), (2, 8406949), (19, 884942), (38, 442471), (421, 39938), (842, 19969), (1051, 15998), (2102, 7999)]