9801988

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1237}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 19689152

約数和(自身を除く): 9887164

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1237, 1981, 2474, 3962, 4948, 7924, 8659, 17318, 34636, 350071, 700142, 1400284, 2450497, 4900994, 9801988]

約数ペア:

[(1, 9801988), (2, 4900994), (4, 2450497), (7, 1400284), (14, 700142), (28, 350071), (283, 34636), (566, 17318), (1132, 8659), (1237, 7924), (1981, 4948), (2474, 3962)]