19390208

素因数分解:

$2^8\times {\mathrm{75743}}^1$

素因数の和:75759

約数の個数: 18

約数和(自身を含む): 38705184

約数和(自身を除く): 19314976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 75743, 151486, 302972, 605944, 1211888, 2423776, 4847552, 9695104, 19390208]

約数ペア:

[(1, 19390208), (2, 9695104), (4, 4847552), (8, 2423776), (16, 1211888), (32, 605944), (64, 302972), (128, 151486), (256, 75743)]