18394709039

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1947973}}^1$

素因数の和:1948070

約数の個数: 16

約数和(自身を含む): 22440660480

約数和(自身を除く): 4045951441

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 1947973, 13635811, 37011487, 138306083, 259080409, 968142581, 2627815577, 18394709039]

約数ペア:

[(1, 18394709039), (7, 2627815577), (19, 968142581), (71, 259080409), (133, 138306083), (497, 37011487), (1349, 13635811), (9443, 1947973)]