19983488

素因数分解:

$2^7\times 7^1\times {\mathrm{22303}}^1$

素因数の和:22324

約数の個数: 32

約数和(自身を含む): 45500160

約数和(自身を除く): 25516672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22303, 44606, 89212, 156121, 178424, 312242, 356848, 624484, 713696, 1248968, 1427392, 2497936, 2854784, 4995872, 9991744, 19983488]

約数ペア:

[(1, 19983488), (2, 9991744), (4, 4995872), (7, 2854784), (8, 2497936), (14, 1427392), (16, 1248968), (28, 713696), (32, 624484), (56, 356848), (64, 312242), (112, 178424), (128, 156121), (224, 89212), (448, 44606), (896, 22303)]