16989744

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 45934560

約数和(自身を除く): 28944816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 89, 97, 123, 164, 178, 194, 246, 267, 291, 328, 356, 388, 492, 534, 582, 656, 712, 776, 984, 1068, 1164, 1424, 1552, 1968, 2136, 2328, 3649, 3977, 4272, 4656, 7298, 7954, 8633, 10947, 11931, 14596, 15908, 17266, 21894, 23862, 25899, 29192, 31816, 34532, 43788, 47724, 51798, 58384, 63632, 69064, 87576, 95448, 103596, 138128, 175152, 190896, 207192, 353953, 414384, 707906, 1061859, 1415812, 2123718, 2831624, 4247436, 5663248, 8494872, 16989744]

約数ペア:

[(1, 16989744), (2, 8494872), (3, 5663248), (4, 4247436), (6, 2831624), (8, 2123718), (12, 1415812), (16, 1061859), (24, 707906), (41, 414384), (48, 353953), (82, 207192), (89, 190896), (97, 175152), (123, 138128), (164, 103596), (178, 95448), (194, 87576), (246, 69064), (267, 63632), (291, 58384), (328, 51798), (356, 47724), (388, 43788), (492, 34532), (534, 31816), (582, 29192), (656, 25899), (712, 23862), (776, 21894), (984, 17266), (1068, 15908), (1164, 14596), (1424, 11931), (1552, 10947), (1968, 8633), (2136, 7954), (2328, 7298), (3649, 4656), (3977, 4272)]