19285133644

素因数分解:

$2^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{240571}}^1$

素因数の和:240998

約数の個数: 36

約数和(自身を含む): 39355173480

約数和(自身を除く): 20070039836

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409, 818, 1636, 2863, 5726, 11452, 20041, 40082, 80164, 240571, 481142, 962284, 1683997, 3367994, 6735988, 11787979, 23575958, 47151916, 98393539, 196787078, 393574156, 688754773, 1377509546, 2755019092, 4821283411, 9642566822, 19285133644]

約数ペア:

[(1, 19285133644), (2, 9642566822), (4, 4821283411), (7, 2755019092), (14, 1377509546), (28, 688754773), (49, 393574156), (98, 196787078), (196, 98393539), (409, 47151916), (818, 23575958), (1636, 11787979), (2863, 6735988), (5726, 3367994), (11452, 1683997), (20041, 962284), (40082, 481142), (80164, 240571)]