20498328

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16747}}^1$

素因数の和:16776

約数の個数: 48

約数和(自身を含む): 58785480

約数和(自身を除く): 38287152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16747, 33494, 50241, 66988, 100482, 133976, 150723, 200964, 284699, 301446, 401928, 569398, 602892, 854097, 1138796, 1205784, 1708194, 2277592, 2562291, 3416388, 5124582, 6832776, 10249164, 20498328]

約数ペア:

[(1, 20498328), (2, 10249164), (3, 6832776), (4, 5124582), (6, 3416388), (8, 2562291), (9, 2277592), (12, 1708194), (17, 1205784), (18, 1138796), (24, 854097), (34, 602892), (36, 569398), (51, 401928), (68, 301446), (72, 284699), (102, 200964), (136, 150723), (153, 133976), (204, 100482), (306, 66988), (408, 50241), (612, 33494), (1224, 16747)]