20575298

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:961

約数の個数: 16

約数和(自身を含む): 31505760

約数和(自身を除く): 10930462

約数列:

[1, 2, 67, 134, 233, 466, 659, 1318, 15611, 31222, 44153, 88306, 153547, 307094, 10287649, 20575298]

約数ペア:

[(1, 20575298), (2, 10287649), (67, 307094), (134, 153547), (233, 88306), (466, 44153), (659, 31222), (1318, 15611)]