20396536

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 39456000

約数和(自身を除く): 19059464

約数列:

[1, 2, 4, 8, 59, 79, 118, 158, 236, 316, 472, 547, 632, 1094, 2188, 4376, 4661, 9322, 18644, 32273, 37288, 43213, 64546, 86426, 129092, 172852, 258184, 345704, 2549567, 5099134, 10198268, 20396536]

約数ペア:

[(1, 20396536), (2, 10198268), (4, 5099134), (8, 2549567), (59, 345704), (79, 258184), (118, 172852), (158, 129092), (236, 86426), (316, 64546), (472, 43213), (547, 37288), (632, 32273), (1094, 18644), (2188, 9322), (4376, 4661)]