20847123

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11083}}^1$

素因数の和:11119

約数の個数: 24

約数和(自身を含む): 34582080

約数和(自身を除く): 13734957

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 11083, 33249, 99747, 121913, 210577, 365739, 631731, 1097217, 1895193, 2316347, 6949041, 20847123]

約数ペア:

[(1, 20847123), (3, 6949041), (9, 2316347), (11, 1895193), (19, 1097217), (33, 631731), (57, 365739), (99, 210577), (171, 121913), (209, 99747), (627, 33249), (1881, 11083)]