19698668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23563}}^1$

素因数の和:23597

約数の個数: 24

約数和(自身を含む): 39587520

約数和(自身を除く): 19888852

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23563, 47126, 94252, 259193, 447697, 518386, 895394, 1036772, 1790788, 4924667, 9849334, 19698668]

約数ペア:

[(1, 19698668), (2, 9849334), (4, 4924667), (11, 1790788), (19, 1036772), (22, 895394), (38, 518386), (44, 447697), (76, 259193), (209, 94252), (418, 47126), (836, 23563)]