1987673038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{76679}}^1$

素因数の和:77691

約数の個数: 16

約数和(自身を含む): 3214118880

約数和(自身を除く): 1226445842

約数列:

[1, 2, 13, 26, 997, 1994, 12961, 25922, 76679, 153358, 996827, 1993654, 76448963, 152897926, 993836519, 1987673038]

約数ペア:

[(1, 1987673038), (2, 993836519), (13, 152897926), (26, 76448963), (997, 1993654), (1994, 996827), (12961, 153358), (25922, 76679)]