18434937

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^2$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 26505792

約数和(自身を除く): 8070855

約数列:

[1, 3, 23, 53, 69, 71, 159, 213, 1219, 1633, 3657, 3763, 4899, 5041, 11289, 15123, 86549, 115943, 259647, 267173, 347829, 801519, 6144979, 18434937]

約数ペア:

[(1, 18434937), (3, 6144979), (23, 801519), (53, 347829), (69, 267173), (71, 259647), (159, 115943), (213, 86549), (1219, 15123), (1633, 11289), (3657, 5041), (3763, 4899)]