20866112

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{4127}}^1$

素因数の和:4218

約数の個数: 28

約数和(自身を含む): 41940480

約数和(自身を除く): 21074368

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 4127, 5056, 8254, 16508, 33016, 66032, 132064, 264128, 326033, 652066, 1304132, 2608264, 5216528, 10433056, 20866112]

約数ペア:

[(1, 20866112), (2, 10433056), (4, 5216528), (8, 2608264), (16, 1304132), (32, 652066), (64, 326033), (79, 264128), (158, 132064), (316, 66032), (632, 33016), (1264, 16508), (2528, 8254), (4127, 5056)]