20628034

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77549}}^1$

素因数の和:77577

約数の個数: 16

約数和(自身を含む): 37224000

約数和(自身を除く): 16595966

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77549, 155098, 542843, 1085686, 1473431, 2946862, 10314017, 20628034]

約数ペア:

[(1, 20628034), (2, 10314017), (7, 2946862), (14, 1473431), (19, 1085686), (38, 542843), (133, 155098), (266, 77549)]