20603277

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 31786560

約数和(自身を除く): 11183283

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 1697, 4047, 5091, 12141, 15273, 32243, 96729, 120487, 290187, 361461, 1084383, 2289253, 6867759, 20603277]

約数ペア:

[(1, 20603277), (3, 6867759), (9, 2289253), (19, 1084383), (57, 361461), (71, 290187), (171, 120487), (213, 96729), (639, 32243), (1349, 15273), (1697, 12141), (4047, 5091)]