209156992

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{148549}}^1$

素因数の和:148574

約数の個数: 32

約数和(自身を含む): 454563000

約数和(自身を除く): 245406008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 148549, 297098, 594196, 1188392, 1634039, 2376784, 3268078, 4753568, 6536156, 9507136, 13072312, 19014272, 26144624, 52289248, 104578496, 209156992]

約数ペア:

[(1, 209156992), (2, 104578496), (4, 52289248), (8, 26144624), (11, 19014272), (16, 13072312), (22, 9507136), (32, 6536156), (44, 4753568), (64, 3268078), (88, 2376784), (128, 1634039), (176, 1188392), (352, 594196), (704, 297098), (1408, 148549)]