19839446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{1381}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 32537808

約数和(自身を除く): 12698362

約数列:

[1, 2, 11, 22, 653, 1306, 1381, 2762, 7183, 14366, 15191, 30382, 901793, 1803586, 9919723, 19839446]

約数ペア:

[(1, 19839446), (2, 9919723), (11, 1803586), (22, 901793), (653, 30382), (1306, 15191), (1381, 14366), (2762, 7183)]