20323972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 36916992

約数和(自身を除く): 16593020

約数列:

[1, 2, 4, 31, 62, 124, 251, 502, 653, 1004, 1306, 2612, 7781, 15562, 20243, 31124, 40486, 80972, 163903, 327806, 655612, 5080993, 10161986, 20323972]

約数ペア:

[(1, 20323972), (2, 10161986), (4, 5080993), (31, 655612), (62, 327806), (124, 163903), (251, 80972), (502, 40486), (653, 31124), (1004, 20243), (1306, 15562), (2612, 7781)]