861916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 1733760

約数和(自身を除く): 871844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1031, 2062, 4124, 11341, 19589, 22682, 39178, 45364, 78356, 215479, 430958, 861916]

約数ペア:

[(1, 861916), (2, 430958), (4, 215479), (11, 78356), (19, 45364), (22, 39178), (38, 22682), (44, 19589), (76, 11341), (209, 4124), (418, 2062), (836, 1031)]