20211158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 35147520

約数和(自身を除く): 14936362

約数列:

[1, 2, 11, 22, 23, 46, 59, 118, 253, 506, 649, 677, 1298, 1354, 1357, 2714, 7447, 14894, 14927, 15571, 29854, 31142, 39943, 79886, 171281, 342562, 439373, 878746, 918689, 1837378, 10105579, 20211158]

約数ペア:

[(1, 20211158), (2, 10105579), (11, 1837378), (22, 918689), (23, 878746), (46, 439373), (59, 342562), (118, 171281), (253, 79886), (506, 39943), (649, 31142), (677, 29854), (1298, 15571), (1354, 14927), (1357, 14894), (2714, 7447)]