19261053

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8263}}^1$

素因数の和:8313

約数の個数: 24

約数和(自身を含む): 32659328

約数和(自身を除く): 13398275

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8263, 24789, 57841, 74367, 173523, 305731, 520569, 917193, 2140117, 2751579, 6420351, 19261053]

約数ペア:

[(1, 19261053), (3, 6420351), (7, 2751579), (9, 2140117), (21, 917193), (37, 520569), (63, 305731), (111, 173523), (259, 74367), (333, 57841), (777, 24789), (2331, 8263)]