22222208

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 44625000

約数和(自身を除く): 22402792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1112, 1249, 2224, 2498, 4448, 4996, 8896, 9992, 17792, 19984, 39968, 79936, 159872, 173611, 347222, 694444, 1388888, 2777776, 5555552, 11111104, 22222208]

約数ペア:

[(1, 22222208), (2, 11111104), (4, 5555552), (8, 2777776), (16, 1388888), (32, 694444), (64, 347222), (128, 173611), (139, 159872), (278, 79936), (556, 39968), (1112, 19984), (1249, 17792), (2224, 9992), (2498, 8896), (4448, 4996)]