20020119

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9439}}^1$

素因数の和:9550

約数の個数: 16

約数和(自身を含む): 30812160

約数和(自身を除く): 10792041

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9439, 28317, 66073, 198219, 953339, 2860017, 6673373, 20020119]

約数ペア:

[(1, 20020119), (3, 6673373), (7, 2860017), (21, 953339), (101, 198219), (303, 66073), (707, 28317), (2121, 9439)]