19967822

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 36295680

約数和(自身を除く): 16327858

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 271, 277, 542, 554, 1897, 1939, 3794, 3878, 5149, 5263, 10298, 10526, 36043, 36841, 72086, 73682, 75067, 150134, 525469, 1050938, 1426273, 2852546, 9983911, 19967822]

約数ペア:

[(1, 19967822), (2, 9983911), (7, 2852546), (14, 1426273), (19, 1050938), (38, 525469), (133, 150134), (266, 75067), (271, 73682), (277, 72086), (542, 36841), (554, 36043), (1897, 10526), (1939, 10298), (3794, 5263), (3878, 5149)]