202920913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{9811}}^1$

素因数の和:9904

約数の個数: 16

約数和(自身を含む): 229679296

約数和(自身を除く): 26758383

約数列:

[1, 13, 37, 43, 481, 559, 1591, 9811, 20683, 127543, 363007, 421873, 4719091, 5484349, 15609301, 202920913]

約数ペア:

[(1, 202920913), (13, 15609301), (37, 5484349), (43, 4719091), (481, 421873), (559, 363007), (1591, 127543), (9811, 20683)]