19793716

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 35380800

約数和(自身を除く): 15587084

約数列:

[1, 2, 4, 103, 107, 206, 214, 412, 428, 449, 898, 1796, 11021, 22042, 44084, 46247, 48043, 92494, 96086, 184988, 192172, 4948429, 9896858, 19793716]

約数ペア:

[(1, 19793716), (2, 9896858), (4, 4948429), (103, 192172), (107, 184988), (206, 96086), (214, 92494), (412, 48043), (428, 46247), (449, 44084), (898, 22042), (1796, 11021)]