19365049

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 22049280

約数和(自身を除く): 2684231

約数列:

[1, 11, 31, 109, 341, 521, 1199, 3379, 5731, 16151, 37169, 56789, 177661, 624679, 1760459, 19365049]

約数ペア:

[(1, 19365049), (11, 1760459), (31, 624679), (109, 177661), (341, 56789), (521, 37169), (1199, 16151), (3379, 5731)]