20954198

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5437}}^1$

素因数の和:5527

約数の個数: 16

約数和(自身を含む): 32889024

約数和(自身を除く): 11934826

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 5437, 10874, 222917, 255539, 445834, 511078, 10477099, 20954198]

約数ペア:

[(1, 20954198), (2, 10477099), (41, 511078), (47, 445834), (82, 255539), (94, 222917), (1927, 10874), (3854, 5437)]