2003999872

素因数分解:

$2^7\times 7^1\times {\mathrm{571}}^1\times {\mathrm{3917}}^1$

素因数の和:4509

約数の個数: 64

約数和(自身を含む): 4571835840

約数和(自身を除く): 2567835968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 571, 896, 1142, 2284, 3917, 3997, 4568, 7834, 7994, 9136, 15668, 15988, 18272, 27419, 31336, 31976, 36544, 54838, 62672, 63952, 73088, 109676, 125344, 127904, 219352, 250688, 255808, 438704, 501376, 511616, 877408, 1754816, 2236607, 3509632, 4473214, 8946428, 15656249, 17892856, 31312498, 35785712, 62624996, 71571424, 125249992, 143142848, 250499984, 286285696, 500999968, 1001999936, 2003999872]

約数ペア:

[(1, 2003999872), (2, 1001999936), (4, 500999968), (7, 286285696), (8, 250499984), (14, 143142848), (16, 125249992), (28, 71571424), (32, 62624996), (56, 35785712), (64, 31312498), (112, 17892856), (128, 15656249), (224, 8946428), (448, 4473214), (571, 3509632), (896, 2236607), (1142, 1754816), (2284, 877408), (3917, 511616), (3997, 501376), (4568, 438704), (7834, 255808), (7994, 250688), (9136, 219352), (15668, 127904), (15988, 125344), (18272, 109676), (27419, 73088), (31336, 63952), (31976, 62672), (36544, 54838)]