19627103696

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 39376497600

約数和(自身を除く): 19749393904

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 179, 197, 344, 358, 394, 688, 716, 788, 809, 1432, 1576, 1618, 2864, 3152, 3236, 6472, 7697, 8471, 12944, 15394, 16942, 30788, 33884, 34787, 35263, 61576, 67768, 69574, 70526, 123152, 135536, 139148, 141052, 144811, 159373, 278296, 282104, 289622, 318746, 556592, 564208, 579244, 637492, 1158488, 1274984, 1516309, 2316976, 2549968, 3032618, 6065236, 6226873, 6853039, 12130472, 12453746, 13706078, 24260944, 24907492, 27412156, 28527767, 49814984, 54824312, 57055534, 99629968, 109648624, 114111068, 228222136, 456444272, 1226693981, 2453387962, 4906775924, 9813551848, 19627103696]

約数ペア:

[(1, 19627103696), (2, 9813551848), (4, 4906775924), (8, 2453387962), (16, 1226693981), (43, 456444272), (86, 228222136), (172, 114111068), (179, 109648624), (197, 99629968), (344, 57055534), (358, 54824312), (394, 49814984), (688, 28527767), (716, 27412156), (788, 24907492), (809, 24260944), (1432, 13706078), (1576, 12453746), (1618, 12130472), (2864, 6853039), (3152, 6226873), (3236, 6065236), (6472, 3032618), (7697, 2549968), (8471, 2316976), (12944, 1516309), (15394, 1274984), (16942, 1158488), (30788, 637492), (33884, 579244), (34787, 564208), (35263, 556592), (61576, 318746), (67768, 289622), (69574, 282104), (70526, 278296), (123152, 159373), (135536, 144811), (139148, 141052)]