20463268

素因数分解:

$2^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1109}}^1$

素因数の和:1779

約数の個数: 24

約数和(自身を含む): 41025600

約数和(自身を除く): 20562332

約数列:

[1, 2, 4, 7, 14, 28, 659, 1109, 1318, 2218, 2636, 4436, 4613, 7763, 9226, 15526, 18452, 31052, 730831, 1461662, 2923324, 5115817, 10231634, 20463268]

約数ペア:

[(1, 20463268), (2, 10231634), (4, 5115817), (7, 2923324), (14, 1461662), (28, 730831), (659, 31052), (1109, 18452), (1318, 15526), (2218, 9226), (2636, 7763), (4436, 4613)]