19409962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67867}}^1$

素因数の和:67893

約数の個数: 16

約数和(自身を含む): 34205472

約数和(自身を除く): 14795510

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67867, 135734, 746537, 882271, 1493074, 1764542, 9704981, 19409962]

約数ペア:

[(1, 19409962), (2, 9704981), (11, 1764542), (13, 1493074), (22, 882271), (26, 746537), (143, 135734), (286, 67867)]