19855726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22013}}^1$

素因数の和:22067

約数の個数: 16

約数和(自身を含む): 33285168

約数和(自身を除く): 13429442

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22013, 44026, 242143, 484286, 902533, 1805066, 9927863, 19855726]

約数ペア:

[(1, 19855726), (2, 9927863), (11, 1805066), (22, 902533), (41, 484286), (82, 242143), (451, 44026), (902, 22013)]