20163692

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 36036000

約数和(自身を除く): 15872308

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 436, 449, 898, 1796, 11227, 22454, 44908, 46247, 48941, 92494, 97882, 184988, 195764, 5040923, 10081846, 20163692]

約数ペア:

[(1, 20163692), (2, 10081846), (4, 5040923), (103, 195764), (109, 184988), (206, 97882), (218, 92494), (412, 48941), (436, 46247), (449, 44908), (898, 22454), (1796, 11227)]