19537011

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{55661}}^1$

素因数の和:55683

約数の個数: 16

約数和(自身を含む): 31170720

約数和(自身を除く): 11633709

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 55661, 166983, 500949, 723593, 1502847, 2170779, 6512337, 19537011]

約数ペア:

[(1, 19537011), (3, 6512337), (9, 2170779), (13, 1502847), (27, 723593), (39, 500949), (117, 166983), (351, 55661)]