38747954

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 74711040

約数和(自身を除く): 35963086

約数列:

[1, 2, 7, 14, 19, 31, 37, 38, 62, 74, 127, 133, 217, 254, 259, 266, 434, 518, 589, 703, 889, 1147, 1178, 1406, 1778, 2294, 2413, 3937, 4123, 4699, 4826, 4921, 7874, 8029, 8246, 9398, 9842, 16058, 16891, 21793, 27559, 32893, 33782, 43586, 55118, 65786, 74803, 89281, 145669, 149606, 152551, 178562, 291338, 305102, 523621, 624967, 1019683, 1047242, 1249934, 2039366, 2767711, 5535422, 19373977, 38747954]

約数ペア:

[(1, 38747954), (2, 19373977), (7, 5535422), (14, 2767711), (19, 2039366), (31, 1249934), (37, 1047242), (38, 1019683), (62, 624967), (74, 523621), (127, 305102), (133, 291338), (217, 178562), (254, 152551), (259, 149606), (266, 145669), (434, 89281), (518, 74803), (589, 65786), (703, 55118), (889, 43586), (1147, 33782), (1178, 32893), (1406, 27559), (1778, 21793), (2294, 16891), (2413, 16058), (3937, 9842), (4123, 9398), (4699, 8246), (4826, 8029), (4921, 7874)]