20583381

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10771}}^1$

素因数の和:10801

約数の個数: 24

約数和(自身を含む): 34384224

約数和(自身を除く): 13800843

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10771, 32313, 75397, 140023, 226191, 420069, 527779, 980161, 1583337, 2940483, 6861127, 20583381]

約数ペア:

[(1, 20583381), (3, 6861127), (7, 2940483), (13, 1583337), (21, 980161), (39, 527779), (49, 420069), (91, 226191), (147, 140023), (273, 75397), (637, 32313), (1911, 10771)]