20050576959

素因数分解:

$3^1\times 7^1\times {\mathrm{7001}}^1\times {\mathrm{136379}}^1$

素因数の和:143390

約数の個数: 16

約数和(自身を含む): 30557848320

約数和(自身を除く): 10507271361

約数列:

[1, 3, 7, 21, 7001, 21003, 49007, 136379, 147021, 409137, 954653, 2863959, 954789379, 2864368137, 6683525653, 20050576959]

約数ペア:

[(1, 20050576959), (3, 6683525653), (7, 2864368137), (21, 954789379), (7001, 2863959), (21003, 954653), (49007, 409137), (136379, 147021)]