20280469

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 22720320

約数和(自身を除く): 2439851

約数列:

[1, 11, 83, 97, 229, 913, 1067, 2519, 8051, 19007, 22213, 88561, 209077, 244343, 1843679, 20280469]

約数ペア:

[(1, 20280469), (11, 1843679), (83, 244343), (97, 209077), (229, 88561), (913, 22213), (1067, 19007), (2519, 8051)]