20629084

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13901}}^1$

素因数の和:13965

約数の個数: 24

約数和(自身を含む): 42039648

約数和(自身を除く): 21410564

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13901, 27802, 55604, 97307, 194614, 389228, 736753, 1473506, 2947012, 5157271, 10314542, 20629084]

約数ペア:

[(1, 20629084), (2, 10314542), (4, 5157271), (7, 2947012), (14, 1473506), (28, 736753), (53, 389228), (106, 194614), (212, 97307), (371, 55604), (742, 27802), (1484, 13901)]