1319087008

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{1381}}^1\times {\mathrm{1571}}^1$

素因数の和:2981

約数の個数: 48

約数和(自身を含む): 2737355040

約数和(自身を除く): 1418268032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 1381, 1571, 2762, 3142, 5524, 6284, 11048, 12568, 22096, 25136, 26239, 29849, 44192, 50272, 52478, 59698, 104956, 119396, 209912, 238792, 419824, 477584, 839648, 955168, 2169551, 4339102, 8678204, 17356408, 34712816, 41221469, 69425632, 82442938, 164885876, 329771752, 659543504, 1319087008]

約数ペア:

[(1, 1319087008), (2, 659543504), (4, 329771752), (8, 164885876), (16, 82442938), (19, 69425632), (32, 41221469), (38, 34712816), (76, 17356408), (152, 8678204), (304, 4339102), (608, 2169551), (1381, 955168), (1571, 839648), (2762, 477584), (3142, 419824), (5524, 238792), (6284, 209912), (11048, 119396), (12568, 104956), (22096, 59698), (25136, 52478), (26239, 50272), (29849, 44192)]