19964224

素因数分解:

$2^6\times 7^1\times {\mathrm{44563}}^1$

素因数の和:44582

約数の個数: 28

約数和(自身を含む): 45277024

約数和(自身を除く): 25312800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44563, 89126, 178252, 311941, 356504, 623882, 713008, 1247764, 1426016, 2495528, 2852032, 4991056, 9982112, 19964224]

約数ペア:

[(1, 19964224), (2, 9982112), (4, 4991056), (7, 2852032), (8, 2495528), (14, 1426016), (16, 1247764), (28, 713008), (32, 623882), (56, 356504), (64, 311941), (112, 178252), (224, 89126), (448, 44563)]