20078876168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2833}}^1\times {\mathrm{2963}}^1$

素因数の和:5838

約数の個数: 64

約数和(自身を含む): 42335879040

約数和(自身を除く): 22257002872

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 2833, 2963, 5666, 5926, 11332, 11852, 22664, 23704, 36829, 38519, 65159, 68149, 73658, 77038, 130318, 136298, 147316, 154076, 260636, 272596, 294632, 308152, 521272, 545192, 847067, 885937, 1694134, 1771874, 3388268, 3543748, 6776536, 7087496, 8394179, 16788358, 33576716, 67153432, 109124327, 193066117, 218248654, 386132234, 436497308, 772264468, 872994616, 1544528936, 2509859521, 5019719042, 10039438084, 20078876168]

約数ペア:

[(1, 20078876168), (2, 10039438084), (4, 5019719042), (8, 2509859521), (13, 1544528936), (23, 872994616), (26, 772264468), (46, 436497308), (52, 386132234), (92, 218248654), (104, 193066117), (184, 109124327), (299, 67153432), (598, 33576716), (1196, 16788358), (2392, 8394179), (2833, 7087496), (2963, 6776536), (5666, 3543748), (5926, 3388268), (11332, 1771874), (11852, 1694134), (22664, 885937), (23704, 847067), (36829, 545192), (38519, 521272), (65159, 308152), (68149, 294632), (73658, 272596), (77038, 260636), (130318, 154076), (136298, 147316)]