18735956

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 33479040

約数和(自身を除く): 14743084

約数列:

[1, 2, 4, 79, 158, 211, 281, 316, 422, 562, 844, 1124, 16669, 22199, 33338, 44398, 59291, 66676, 88796, 118582, 237164, 4683989, 9367978, 18735956]

約数ペア:

[(1, 18735956), (2, 9367978), (4, 4683989), (79, 237164), (158, 118582), (211, 88796), (281, 66676), (316, 59291), (422, 44398), (562, 33338), (844, 22199), (1124, 16669)]