20714499

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13619}}^1$

素因数の和:13651

約数の個数: 18

約数和(自身を含む): 32401980

約数和(自身を除く): 11687481

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13619, 40857, 122571, 177047, 531141, 1593423, 2301611, 6904833, 20714499]

約数ペア:

[(1, 20714499), (3, 6904833), (9, 2301611), (13, 1593423), (39, 531141), (117, 177047), (169, 122571), (507, 40857), (1521, 13619)]