20041142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39607}}^1$

素因数の和:39643

約数の個数: 16

約数和(自身を含む): 34221312

約数和(自身を除く): 14180170

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39607, 79214, 435677, 871354, 910961, 1821922, 10020571, 20041142]

約数ペア:

[(1, 20041142), (2, 10020571), (11, 1821922), (22, 910961), (23, 871354), (46, 435677), (253, 79214), (506, 39607)]