20697792

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 112

約数和(自身を含む): 59009280

約数和(自身を除く): 38311488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 64, 69, 86, 92, 96, 109, 129, 138, 172, 184, 192, 218, 258, 276, 327, 344, 368, 436, 516, 552, 654, 688, 736, 872, 989, 1032, 1104, 1308, 1376, 1472, 1744, 1978, 2064, 2208, 2507, 2616, 2752, 2967, 3488, 3956, 4128, 4416, 4687, 5014, 5232, 5934, 6976, 7521, 7912, 8256, 9374, 10028, 10464, 11868, 14061, 15042, 15824, 18748, 20056, 20928, 23736, 28122, 30084, 31648, 37496, 40112, 47472, 56244, 60168, 63296, 74992, 80224, 94944, 107801, 112488, 120336, 149984, 160448, 189888, 215602, 224976, 240672, 299968, 323403, 431204, 449952, 481344, 646806, 862408, 899904, 1293612, 1724816, 2587224, 3449632, 5174448, 6899264, 10348896, 20697792]

約数ペア:

[(1, 20697792), (2, 10348896), (3, 6899264), (4, 5174448), (6, 3449632), (8, 2587224), (12, 1724816), (16, 1293612), (23, 899904), (24, 862408), (32, 646806), (43, 481344), (46, 449952), (48, 431204), (64, 323403), (69, 299968), (86, 240672), (92, 224976), (96, 215602), (109, 189888), (129, 160448), (138, 149984), (172, 120336), (184, 112488), (192, 107801), (218, 94944), (258, 80224), (276, 74992), (327, 63296), (344, 60168), (368, 56244), (436, 47472), (516, 40112), (552, 37496), (654, 31648), (688, 30084), (736, 28122), (872, 23736), (989, 20928), (1032, 20056), (1104, 18748), (1308, 15824), (1376, 15042), (1472, 14061), (1744, 11868), (1978, 10464), (2064, 10028), (2208, 9374), (2507, 8256), (2616, 7912), (2752, 7521), (2967, 6976), (3488, 5934), (3956, 5232), (4128, 5014), (4416, 4687)]