20173881344

素因数分解:

$2^{16}\times {\mathrm{541}}^1\times {\mathrm{569}}^1$

素因数の和:1142

約数の個数: 68

約数和(自身を含む): 40493074740

約数和(自身を除く): 20319193396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 541, 569, 1024, 1082, 1138, 2048, 2164, 2276, 4096, 4328, 4552, 8192, 8656, 9104, 16384, 17312, 18208, 32768, 34624, 36416, 65536, 69248, 72832, 138496, 145664, 276992, 291328, 307829, 553984, 582656, 615658, 1107968, 1165312, 1231316, 2215936, 2330624, 2462632, 4431872, 4661248, 4925264, 8863744, 9322496, 9850528, 17727488, 18644992, 19701056, 35454976, 37289984, 39402112, 78804224, 157608448, 315216896, 630433792, 1260867584, 2521735168, 5043470336, 10086940672, 20173881344]

約数ペア:

[(1, 20173881344), (2, 10086940672), (4, 5043470336), (8, 2521735168), (16, 1260867584), (32, 630433792), (64, 315216896), (128, 157608448), (256, 78804224), (512, 39402112), (541, 37289984), (569, 35454976), (1024, 19701056), (1082, 18644992), (1138, 17727488), (2048, 9850528), (2164, 9322496), (2276, 8863744), (4096, 4925264), (4328, 4661248), (4552, 4431872), (8192, 2462632), (8656, 2330624), (9104, 2215936), (16384, 1231316), (17312, 1165312), (18208, 1107968), (32768, 615658), (34624, 582656), (36416, 553984), (65536, 307829), (69248, 291328), (72832, 276992), (138496, 145664)]