220878208

素因数分解:

$2^7\times {\mathrm{167}}^1\times {\mathrm{10333}}^1$

素因数の和:10514

約数の個数: 32

約数和(自身を含む): 442708560

約数和(自身を除く): 221830352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 334, 668, 1336, 2672, 5344, 10333, 10688, 20666, 21376, 41332, 82664, 165328, 330656, 661312, 1322624, 1725611, 3451222, 6902444, 13804888, 27609776, 55219552, 110439104, 220878208]

約数ペア:

[(1, 220878208), (2, 110439104), (4, 55219552), (8, 27609776), (16, 13804888), (32, 6902444), (64, 3451222), (128, 1725611), (167, 1322624), (334, 661312), (668, 330656), (1336, 165328), (2672, 82664), (5344, 41332), (10333, 21376), (10688, 20666)]