20242455

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 13142505

約数列:

[1, 3, 5, 15, 71, 83, 213, 229, 249, 355, 415, 687, 1065, 1145, 1245, 3435, 5893, 16259, 17679, 19007, 29465, 48777, 57021, 81295, 88395, 95035, 243885, 285105, 1349497, 4048491, 6747485, 20242455]

約数ペア:

[(1, 20242455), (3, 6747485), (5, 4048491), (15, 1349497), (71, 285105), (83, 243885), (213, 95035), (229, 88395), (249, 81295), (355, 57021), (415, 48777), (687, 29465), (1065, 19007), (1145, 17679), (1245, 16259), (3435, 5893)]