209121412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{23753}}^1$

素因数の和:23859

約数の個数: 24

約数和(自身を含む): 383104512

約数和(自身を除く): 173983100

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 4402, 8804, 23753, 47506, 95012, 736343, 1472686, 1686463, 2945372, 3372926, 6745852, 52280353, 104560706, 209121412]

約数ペア:

[(1, 209121412), (2, 104560706), (4, 52280353), (31, 6745852), (62, 3372926), (71, 2945372), (124, 1686463), (142, 1472686), (284, 736343), (2201, 95012), (4402, 47506), (8804, 23753)]