20791797

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13003}}^1$

素因数の和:13060

約数の個数: 16

約数和(自身を含む): 30585408

約数和(自身を除く): 9793611

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 13003, 39009, 169039, 507117, 533123, 1599369, 6930599, 20791797]

約数ペア:

[(1, 20791797), (3, 6930599), (13, 1599369), (39, 533123), (41, 507117), (123, 169039), (533, 39009), (1599, 13003)]