20808993192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{74687}}^1$

素因数の和:74775

約数の個数: 128

約数和(自身を含む): 60228403200

約数和(自身を除く): 39419410008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 47, 52, 57, 76, 78, 94, 104, 114, 141, 152, 156, 188, 228, 247, 282, 312, 376, 456, 494, 564, 611, 741, 893, 988, 1128, 1222, 1482, 1786, 1833, 1976, 2444, 2679, 2964, 3572, 3666, 4888, 5358, 5928, 7144, 7332, 10716, 11609, 14664, 21432, 23218, 34827, 46436, 69654, 74687, 92872, 139308, 149374, 224061, 278616, 298748, 448122, 597496, 896244, 970931, 1419053, 1792488, 1941862, 2838106, 2912793, 3510289, 3883724, 4257159, 5676212, 5825586, 7020578, 7767448, 8514318, 10530867, 11352424, 11651172, 14041156, 17028636, 18447689, 21061734, 23302344, 28082312, 34057272, 36895378, 42123468, 45633757, 55343067, 66695491, 73790756, 84246936, 91267514, 110686134, 133390982, 136901271, 147581512, 182535028, 200086473, 221372268, 266781964, 273802542, 365070056, 400172946, 442744536, 533563928, 547605084, 800345892, 867041383, 1095210168, 1600691784, 1734082766, 2601124149, 3468165532, 5202248298, 6936331064, 10404496596, 20808993192]

約数ペア:

[(1, 20808993192), (2, 10404496596), (3, 6936331064), (4, 5202248298), (6, 3468165532), (8, 2601124149), (12, 1734082766), (13, 1600691784), (19, 1095210168), (24, 867041383), (26, 800345892), (38, 547605084), (39, 533563928), (47, 442744536), (52, 400172946), (57, 365070056), (76, 273802542), (78, 266781964), (94, 221372268), (104, 200086473), (114, 182535028), (141, 147581512), (152, 136901271), (156, 133390982), (188, 110686134), (228, 91267514), (247, 84246936), (282, 73790756), (312, 66695491), (376, 55343067), (456, 45633757), (494, 42123468), (564, 36895378), (611, 34057272), (741, 28082312), (893, 23302344), (988, 21061734), (1128, 18447689), (1222, 17028636), (1482, 14041156), (1786, 11651172), (1833, 11352424), (1976, 10530867), (2444, 8514318), (2679, 7767448), (2964, 7020578), (3572, 5825586), (3666, 5676212), (4888, 4257159), (5358, 3883724), (5928, 3510289), (7144, 2912793), (7332, 2838106), (10716, 1941862), (11609, 1792488), (14664, 1419053), (21432, 970931), (23218, 896244), (34827, 597496), (46436, 448122), (69654, 298748), (74687, 278616), (92872, 224061), (139308, 149374)]