20176776

素因数分解:

$2^3\times 3^5\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 57788640

約数和(自身を除く): 37611864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 97, 107, 108, 162, 194, 214, 216, 243, 291, 321, 324, 388, 428, 486, 582, 642, 648, 776, 856, 873, 963, 972, 1164, 1284, 1746, 1926, 1944, 2328, 2568, 2619, 2889, 3492, 3852, 5238, 5778, 6984, 7704, 7857, 8667, 10379, 10476, 11556, 15714, 17334, 20758, 20952, 23112, 23571, 26001, 31137, 31428, 34668, 41516, 47142, 52002, 62274, 62856, 69336, 83032, 93411, 94284, 104004, 124548, 186822, 188568, 208008, 249096, 280233, 373644, 560466, 747288, 840699, 1120932, 1681398, 2241864, 2522097, 3362796, 5044194, 6725592, 10088388, 20176776]

約数ペア:

[(1, 20176776), (2, 10088388), (3, 6725592), (4, 5044194), (6, 3362796), (8, 2522097), (9, 2241864), (12, 1681398), (18, 1120932), (24, 840699), (27, 747288), (36, 560466), (54, 373644), (72, 280233), (81, 249096), (97, 208008), (107, 188568), (108, 186822), (162, 124548), (194, 104004), (214, 94284), (216, 93411), (243, 83032), (291, 69336), (321, 62856), (324, 62274), (388, 52002), (428, 47142), (486, 41516), (582, 34668), (642, 31428), (648, 31137), (776, 26001), (856, 23571), (873, 23112), (963, 20952), (972, 20758), (1164, 17334), (1284, 15714), (1746, 11556), (1926, 10476), (1944, 10379), (2328, 8667), (2568, 7857), (2619, 7704), (2889, 6984), (3492, 5778), (3852, 5238)]