20197062844

素因数分解:

$2^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{317}}^1\times {\mathrm{1879}}^1$

素因数の和:2387

約数の個数: 72

約数和(自身を含む): 41505639840

約数和(自身を除く): 21308576996

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 173, 196, 317, 346, 634, 692, 1211, 1268, 1879, 2219, 2422, 3758, 4438, 4844, 7516, 8477, 8876, 13153, 15533, 16954, 26306, 31066, 33908, 52612, 54841, 62132, 92071, 109682, 184142, 219364, 325067, 368284, 383887, 595643, 650134, 767774, 1191286, 1300268, 1535548, 2275469, 2382572, 2687209, 4169501, 4550938, 5374418, 8339002, 9101876, 10748836, 15928283, 16678004, 29186507, 31856566, 58373014, 63713132, 103046239, 116746028, 206092478, 412184956, 721323673, 1442647346, 2885294692, 5049265711, 10098531422, 20197062844]

約数ペア:

[(1, 20197062844), (2, 10098531422), (4, 5049265711), (7, 2885294692), (14, 1442647346), (28, 721323673), (49, 412184956), (98, 206092478), (173, 116746028), (196, 103046239), (317, 63713132), (346, 58373014), (634, 31856566), (692, 29186507), (1211, 16678004), (1268, 15928283), (1879, 10748836), (2219, 9101876), (2422, 8339002), (3758, 5374418), (4438, 4550938), (4844, 4169501), (7516, 2687209), (8477, 2382572), (8876, 2275469), (13153, 1535548), (15533, 1300268), (16954, 1191286), (26306, 767774), (31066, 650134), (33908, 595643), (52612, 383887), (54841, 368284), (62132, 325067), (92071, 219364), (109682, 184142)]