19003904

素因数分解:

$2^9\times {\mathrm{37117}}^1$

素因数の和:37135

約数の個数: 20

約数和(自身を含む): 37971714

約数和(自身を除く): 18967810

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 37117, 74234, 148468, 296936, 593872, 1187744, 2375488, 4750976, 9501952, 19003904]

約数ペア:

[(1, 19003904), (2, 9501952), (4, 4750976), (8, 2375488), (16, 1187744), (32, 593872), (64, 296936), (128, 148468), (256, 74234), (512, 37117)]