20507754

素因数分解:

$2^1\times 3^1\times {\mathrm{991}}^1\times {\mathrm{3449}}^1$

素因数の和:4445

約数の個数: 16

約数和(自身を含む): 41068800

約数和(自身を除く): 20561046

約数列:

[1, 2, 3, 6, 991, 1982, 2973, 3449, 5946, 6898, 10347, 20694, 3417959, 6835918, 10253877, 20507754]

約数ペア:

[(1, 20507754), (2, 10253877), (3, 6835918), (6, 3417959), (991, 20694), (1982, 10347), (2973, 6898), (3449, 5946)]