19673928

素因数分解:

$2^3\times 3^4\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 55851180

約数和(自身を除く): 36177252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 97, 108, 162, 194, 216, 291, 313, 324, 388, 582, 626, 648, 776, 873, 939, 1164, 1252, 1746, 1878, 2328, 2504, 2619, 2817, 3492, 3756, 5238, 5634, 6984, 7512, 7857, 8451, 10476, 11268, 15714, 16902, 20952, 22536, 25353, 30361, 31428, 33804, 50706, 60722, 62856, 67608, 91083, 101412, 121444, 182166, 202824, 242888, 273249, 364332, 546498, 728664, 819747, 1092996, 1639494, 2185992, 2459241, 3278988, 4918482, 6557976, 9836964, 19673928]

約数ペア:

[(1, 19673928), (2, 9836964), (3, 6557976), (4, 4918482), (6, 3278988), (8, 2459241), (9, 2185992), (12, 1639494), (18, 1092996), (24, 819747), (27, 728664), (36, 546498), (54, 364332), (72, 273249), (81, 242888), (97, 202824), (108, 182166), (162, 121444), (194, 101412), (216, 91083), (291, 67608), (313, 62856), (324, 60722), (388, 50706), (582, 33804), (626, 31428), (648, 30361), (776, 25353), (873, 22536), (939, 20952), (1164, 16902), (1252, 15714), (1746, 11268), (1878, 10476), (2328, 8451), (2504, 7857), (2619, 7512), (2817, 6984), (3492, 5634), (3756, 5238)]