20290368

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 112

約数和(自身を含む): 63463424

約数和(自身を除く): 43173056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 168, 186, 192, 217, 224, 248, 336, 372, 434, 448, 487, 496, 651, 672, 744, 868, 974, 992, 1302, 1344, 1461, 1488, 1736, 1948, 1984, 2604, 2922, 2976, 3409, 3472, 3896, 5208, 5844, 5952, 6818, 6944, 7792, 10227, 10416, 11688, 13636, 13888, 15097, 15584, 20454, 20832, 23376, 27272, 30194, 31168, 40908, 41664, 45291, 46752, 54544, 60388, 81816, 90582, 93504, 105679, 109088, 120776, 163632, 181164, 211358, 218176, 241552, 317037, 327264, 362328, 422716, 483104, 634074, 654528, 724656, 845432, 966208, 1268148, 1449312, 1690864, 2536296, 2898624, 3381728, 5072592, 6763456, 10145184, 20290368]

約数ペア:

[(1, 20290368), (2, 10145184), (3, 6763456), (4, 5072592), (6, 3381728), (7, 2898624), (8, 2536296), (12, 1690864), (14, 1449312), (16, 1268148), (21, 966208), (24, 845432), (28, 724656), (31, 654528), (32, 634074), (42, 483104), (48, 422716), (56, 362328), (62, 327264), (64, 317037), (84, 241552), (93, 218176), (96, 211358), (112, 181164), (124, 163632), (168, 120776), (186, 109088), (192, 105679), (217, 93504), (224, 90582), (248, 81816), (336, 60388), (372, 54544), (434, 46752), (448, 45291), (487, 41664), (496, 40908), (651, 31168), (672, 30194), (744, 27272), (868, 23376), (974, 20832), (992, 20454), (1302, 15584), (1344, 15097), (1461, 13888), (1488, 13636), (1736, 11688), (1948, 10416), (1984, 10227), (2604, 7792), (2922, 6944), (2976, 6818), (3409, 5952), (3472, 5844), (3896, 5208)]