20830866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495973}}^1$

素因数の和:495985

約数の個数: 16

約数和(自身を含む): 47613504

約数和(自身を除く): 26782638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495973, 991946, 1487919, 2975838, 3471811, 6943622, 10415433, 20830866]

約数ペア:

[(1, 20830866), (2, 10415433), (3, 6943622), (6, 3471811), (7, 2975838), (14, 1487919), (21, 991946), (42, 495973)]