20830719

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{76303}}^1$

素因数の和:76326

約数の個数: 16

約数和(自身を含む): 34184192

約数和(自身を除く): 13353473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 76303, 228909, 534121, 991939, 1602363, 2975817, 6943573, 20830719]

約数ペア:

[(1, 20830719), (3, 6943573), (7, 2975817), (13, 1602363), (21, 991939), (39, 534121), (91, 228909), (273, 76303)]