1978889976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{206651}}^1$

素因数の和:206689

約数の個数: 96

約数和(自身を含む): 6447542400

約数和(自身を除く): 4468652424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2394, 3192, 4788, 9576, 206651, 413302, 619953, 826604, 1239906, 1446557, 1653208, 1859859, 2479812, 2893114, 3719718, 3926369, 4339671, 4959624, 5786228, 7439436, 7852738, 8679342, 11572456, 11779107, 13019013, 14878872, 15705476, 17358684, 23558214, 26038026, 27484583, 31410952, 34717368, 35337321, 47116428, 52076052, 54969166, 70674642, 82453749, 94232856, 104152104, 109938332, 141349284, 164907498, 219876664, 247361247, 282698568, 329814996, 494722494, 659629992, 989444988, 1978889976]

約数ペア:

[(1, 1978889976), (2, 989444988), (3, 659629992), (4, 494722494), (6, 329814996), (7, 282698568), (8, 247361247), (9, 219876664), (12, 164907498), (14, 141349284), (18, 109938332), (19, 104152104), (21, 94232856), (24, 82453749), (28, 70674642), (36, 54969166), (38, 52076052), (42, 47116428), (56, 35337321), (57, 34717368), (63, 31410952), (72, 27484583), (76, 26038026), (84, 23558214), (114, 17358684), (126, 15705476), (133, 14878872), (152, 13019013), (168, 11779107), (171, 11572456), (228, 8679342), (252, 7852738), (266, 7439436), (342, 5786228), (399, 4959624), (456, 4339671), (504, 3926369), (532, 3719718), (684, 2893114), (798, 2479812), (1064, 1859859), (1197, 1653208), (1368, 1446557), (1596, 1239906), (2394, 826604), (3192, 619953), (4788, 413302), (9576, 206651)]