20145220503

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{494519}}^1$

素因数の和:494926

約数の個数: 16

約数和(自身を含む): 27661470720

約数和(自身を除く): 7516250217

約数列:

[1, 3, 37, 111, 367, 1101, 13579, 40737, 494519, 1483557, 18297203, 54891609, 181488473, 544465419, 6715073501, 20145220503]

約数ペア:

[(1, 20145220503), (3, 6715073501), (37, 544465419), (111, 181488473), (367, 54891609), (1101, 18297203), (13579, 1483557), (40737, 494519)]