19221328

素因数分解:

$2^4\times 7^2\times {\mathrm{24517}}^1$

素因数の和:24539

約数の個数: 30

約数和(自身を含む): 43323306

約数和(自身を除く): 24101978

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 24517, 49034, 98068, 171619, 196136, 343238, 392272, 686476, 1201333, 1372952, 2402666, 2745904, 4805332, 9610664, 19221328]

約数ペア:

[(1, 19221328), (2, 9610664), (4, 4805332), (7, 2745904), (8, 2402666), (14, 1372952), (16, 1201333), (28, 686476), (49, 392272), (56, 343238), (98, 196136), (112, 171619), (196, 98068), (392, 49034), (784, 24517)]