19117514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23719}}^1$

素因数の和:23765

約数の個数: 16

約数和(自身を含む): 31879680

約数和(自身を除く): 12762166

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23719, 47438, 308347, 616694, 735289, 1470578, 9558757, 19117514]

約数ペア:

[(1, 19117514), (2, 9558757), (13, 1470578), (26, 735289), (31, 616694), (62, 308347), (403, 47438), (806, 23719)]