20966702407

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1395083}}^1$

素因数の和:1395222

約数の個数: 16

約数和(自身を含む): 25446332160

約数和(自身を除く): 4479629753

約数列:

[1, 7, 19, 113, 133, 791, 2147, 15029, 1395083, 9765581, 26506577, 157644379, 185546039, 1103510653, 2995243201, 20966702407]

約数ペア:

[(1, 20966702407), (7, 2995243201), (19, 1103510653), (113, 185546039), (133, 157644379), (791, 26506577), (2147, 9765581), (15029, 1395083)]