20120457999

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1\times {\mathrm{123941}}^1$

素因数の和:125018

約数の個数: 16

約数和(自身を含む): 27360444384

約数和(自身を除く): 7239986385

約数列:

[1, 3, 53, 159, 1021, 3063, 54113, 123941, 162339, 371823, 6568873, 19706619, 126543761, 379631283, 6706819333, 20120457999]

約数ペア:

[(1, 20120457999), (3, 6706819333), (53, 379631283), (159, 126543761), (1021, 19706619), (3063, 6568873), (54113, 371823), (123941, 162339)]