19800638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69233}}^1$

素因数の和:69259

約数の個数: 16

約数和(自身を含む): 34893936

約数和(自身を除く): 15093298

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69233, 138466, 761563, 900029, 1523126, 1800058, 9900319, 19800638]

約数ペア:

[(1, 19800638), (2, 9900319), (11, 1800058), (13, 1523126), (22, 900029), (26, 761563), (143, 138466), (286, 69233)]