20122917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1723}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 28549440

約数和(自身を除く): 8426523

約数列:

[1, 3, 17, 51, 229, 687, 1723, 3893, 5169, 11679, 29291, 87873, 394567, 1183701, 6707639, 20122917]

約数ペア:

[(1, 20122917), (3, 6707639), (17, 1183701), (51, 394567), (229, 87873), (687, 29291), (1723, 11679), (3893, 5169)]