19744532

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1879}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 36005760

約数和(自身を除く): 16261228

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 1879, 2627, 3758, 5254, 7516, 10508, 69523, 133409, 139046, 266818, 278092, 533636, 4936133, 9872266, 19744532]

約数ペア:

[(1, 19744532), (2, 9872266), (4, 4936133), (37, 533636), (71, 278092), (74, 266818), (142, 139046), (148, 133409), (284, 69523), (1879, 10508), (2627, 7516), (3758, 5254)]