18988928

素因数分解:

$2^7\times 7^1\times {\mathrm{21193}}^1$

素因数の和:21214

約数の個数: 32

約数和(自身を含む): 43235760

約数和(自身を除く): 24246832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 21193, 42386, 84772, 148351, 169544, 296702, 339088, 593404, 678176, 1186808, 1356352, 2373616, 2712704, 4747232, 9494464, 18988928]

約数ペア:

[(1, 18988928), (2, 9494464), (4, 4747232), (7, 2712704), (8, 2373616), (14, 1356352), (16, 1186808), (28, 678176), (32, 593404), (56, 339088), (64, 296702), (112, 169544), (128, 148351), (224, 84772), (448, 42386), (896, 21193)]