19790464

素因数分解:

$2^7\times {\mathrm{154613}}^1$

素因数の和:154627

約数の個数: 16

約数和(自身を含む): 39426570

約数和(自身を除く): 19636106

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 154613, 309226, 618452, 1236904, 2473808, 4947616, 9895232, 19790464]

約数ペア:

[(1, 19790464), (2, 9895232), (4, 4947616), (8, 2473808), (16, 1236904), (32, 618452), (64, 309226), (128, 154613)]