20587968

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1202

約数の個数: 84

約数和(自身を含む): 60968128

約数和(自身を除く): 40380160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1153, 1488, 1984, 2232, 2306, 2976, 3459, 4464, 4612, 5952, 6918, 8928, 9224, 10377, 13836, 17856, 18448, 20754, 27672, 35743, 36896, 41508, 55344, 71486, 73792, 83016, 107229, 110688, 142972, 166032, 214458, 221376, 285944, 321687, 332064, 428916, 571888, 643374, 664128, 857832, 1143776, 1286748, 1715664, 2287552, 2573496, 3431328, 5146992, 6862656, 10293984, 20587968]

約数ペア:

[(1, 20587968), (2, 10293984), (3, 6862656), (4, 5146992), (6, 3431328), (8, 2573496), (9, 2287552), (12, 1715664), (16, 1286748), (18, 1143776), (24, 857832), (31, 664128), (32, 643374), (36, 571888), (48, 428916), (62, 332064), (64, 321687), (72, 285944), (93, 221376), (96, 214458), (124, 166032), (144, 142972), (186, 110688), (192, 107229), (248, 83016), (279, 73792), (288, 71486), (372, 55344), (496, 41508), (558, 36896), (576, 35743), (744, 27672), (992, 20754), (1116, 18448), (1153, 17856), (1488, 13836), (1984, 10377), (2232, 9224), (2306, 8928), (2976, 6918), (3459, 5952), (4464, 4612)]