1643430992

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{15761}}^1$

素因数の和:15809

約数の個数: 80

約数和(自身を含む): 3908976000

約数和(自身を除く): 2265545008

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1372, 1862, 2128, 2744, 3724, 5488, 6517, 7448, 13034, 14896, 15761, 26068, 31522, 52136, 63044, 104272, 110327, 126088, 220654, 252176, 299459, 441308, 598918, 772289, 882616, 1197836, 1544578, 1765232, 2096213, 2395672, 3089156, 4192426, 4791344, 5406023, 6178312, 8384852, 10812046, 12356624, 14673491, 16769704, 21624092, 29346982, 33539408, 43248184, 58693964, 86496368, 102714437, 117387928, 205428874, 234775856, 410857748, 821715496, 1643430992]

約数ペア:

[(1, 1643430992), (2, 821715496), (4, 410857748), (7, 234775856), (8, 205428874), (14, 117387928), (16, 102714437), (19, 86496368), (28, 58693964), (38, 43248184), (49, 33539408), (56, 29346982), (76, 21624092), (98, 16769704), (112, 14673491), (133, 12356624), (152, 10812046), (196, 8384852), (266, 6178312), (304, 5406023), (343, 4791344), (392, 4192426), (532, 3089156), (686, 2395672), (784, 2096213), (931, 1765232), (1064, 1544578), (1372, 1197836), (1862, 882616), (2128, 772289), (2744, 598918), (3724, 441308), (5488, 299459), (6517, 252176), (7448, 220654), (13034, 126088), (14896, 110327), (15761, 104272), (26068, 63044), (31522, 52136)]