19048025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 24921024

約数和(自身を除く): 5872999

約数列:

[1, 5, 23, 25, 115, 157, 211, 575, 785, 1055, 3611, 3925, 4853, 5275, 18055, 24265, 33127, 90275, 121325, 165635, 761921, 828175, 3809605, 19048025]

約数ペア:

[(1, 19048025), (5, 3809605), (23, 828175), (25, 761921), (115, 165635), (157, 121325), (211, 90275), (575, 33127), (785, 24265), (1055, 18055), (3611, 5275), (3925, 4853)]