19870539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17569}}^1$

素因数の和:17614

約数の個数: 16

約数和(自身を含む): 29517600

約数和(自身を除く): 9647061

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17569, 52707, 228397, 509501, 685191, 1528503, 6623513, 19870539]

約数ペア:

[(1, 19870539), (3, 6623513), (13, 1528503), (29, 685191), (39, 509501), (87, 228397), (377, 52707), (1131, 17569)]