20969744

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56983}}^1$

素因数の和:57014

約数の個数: 20

約数和(自身を含む): 42396096

約数和(自身を除く): 21426352

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56983, 113966, 227932, 455864, 911728, 1310609, 2621218, 5242436, 10484872, 20969744]

約数ペア:

[(1, 20969744), (2, 10484872), (4, 5242436), (8, 2621218), (16, 1310609), (23, 911728), (46, 455864), (92, 227932), (184, 113966), (368, 56983)]