20197780174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1642363}}^1$

素因数の和:1642432

約数の個数: 32

約数和(自身を含む): 36421064064

約数和(自身を除く): 16223283890

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 6149, 12298, 1642363, 3284726, 18065993, 21350719, 36131986, 42701438, 70621609, 141243218, 234857909, 469715818, 776837699, 918080917, 1553675398, 1836161834, 10098890087, 20197780174]

約数ペア:

[(1, 20197780174), (2, 10098890087), (11, 1836161834), (13, 1553675398), (22, 918080917), (26, 776837699), (43, 469715818), (86, 234857909), (143, 141243218), (286, 70621609), (473, 42701438), (559, 36131986), (946, 21350719), (1118, 18065993), (6149, 3284726), (12298, 1642363)]