20689351872

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{327529}}^1$

素因数の和:327598

約数の個数: 112

約数和(自身を含む): 63891932160

約数和(自身を除く): 43202580288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 141, 168, 188, 192, 224, 282, 329, 336, 376, 448, 564, 658, 672, 752, 987, 1128, 1316, 1344, 1504, 1974, 2256, 2632, 3008, 3948, 4512, 5264, 7896, 9024, 10528, 15792, 21056, 31584, 63168, 327529, 655058, 982587, 1310116, 1965174, 2292703, 2620232, 3930348, 4585406, 5240464, 6878109, 7860696, 9170812, 10480928, 13756218, 15393863, 15721392, 18341624, 20961856, 27512436, 30787726, 31442784, 36683248, 46181589, 55024872, 61575452, 62885568, 73366496, 92363178, 107757041, 110049744, 123150904, 146732992, 184726356, 215514082, 220099488, 246301808, 323271123, 369452712, 431028164, 440198976, 492603616, 646542246, 738905424, 862056328, 985207232, 1293084492, 1477810848, 1724112656, 2586168984, 2955621696, 3448225312, 5172337968, 6896450624, 10344675936, 20689351872]

約数ペア:

[(1, 20689351872), (2, 10344675936), (3, 6896450624), (4, 5172337968), (6, 3448225312), (7, 2955621696), (8, 2586168984), (12, 1724112656), (14, 1477810848), (16, 1293084492), (21, 985207232), (24, 862056328), (28, 738905424), (32, 646542246), (42, 492603616), (47, 440198976), (48, 431028164), (56, 369452712), (64, 323271123), (84, 246301808), (94, 220099488), (96, 215514082), (112, 184726356), (141, 146732992), (168, 123150904), (188, 110049744), (192, 107757041), (224, 92363178), (282, 73366496), (329, 62885568), (336, 61575452), (376, 55024872), (448, 46181589), (564, 36683248), (658, 31442784), (672, 30787726), (752, 27512436), (987, 20961856), (1128, 18341624), (1316, 15721392), (1344, 15393863), (1504, 13756218), (1974, 10480928), (2256, 9170812), (2632, 7860696), (3008, 6878109), (3948, 5240464), (4512, 4585406), (5264, 3930348), (7896, 2620232), (9024, 2292703), (10528, 1965174), (15792, 1310116), (21056, 982587), (31584, 655058), (63168, 327529)]