220170368

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{156371}}^1$

素因数の和:156396

約数の個数: 32

約数和(自身を含む): 478498320

約数和(自身を除く): 258327952

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 156371, 312742, 625484, 1250968, 1720081, 2501936, 3440162, 5003872, 6880324, 10007744, 13760648, 20015488, 27521296, 55042592, 110085184, 220170368]

約数ペア:

[(1, 220170368), (2, 110085184), (4, 55042592), (8, 27521296), (11, 20015488), (16, 13760648), (22, 10007744), (32, 6880324), (44, 5003872), (64, 3440162), (88, 2501936), (128, 1720081), (176, 1250968), (352, 625484), (704, 312742), (1408, 156371)]