28765924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1811}}^1$

素因数の和:1864

約数の個数: 36

約数和(自身を含む): 57991248

約数和(自身を除く): 29225324

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 836, 1444, 1811, 3622, 3971, 7244, 7942, 15884, 19921, 34409, 39842, 68818, 79684, 137636, 378499, 653771, 756998, 1307542, 1513996, 2615084, 7191481, 14382962, 28765924]

約数ペア:

[(1, 28765924), (2, 14382962), (4, 7191481), (11, 2615084), (19, 1513996), (22, 1307542), (38, 756998), (44, 653771), (76, 378499), (209, 137636), (361, 79684), (418, 68818), (722, 39842), (836, 34409), (1444, 19921), (1811, 15884), (3622, 7942), (3971, 7244)]