20961446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50147}}^1$

素因数の和:50179

約数の個数: 16

約数和(自身を含む): 36106560

約数和(自身を除く): 15145114

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 50147, 100294, 551617, 952793, 1103234, 1905586, 10480723, 20961446]

約数ペア:

[(1, 20961446), (2, 10480723), (11, 1905586), (19, 1103234), (22, 952793), (38, 551617), (209, 100294), (418, 50147)]