20102194864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66125641}}^1$

素因数の和:66125668

約数の個数: 20

約数和(自身を含む): 40997898040

約数和(自身を除く): 20895703176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66125641, 132251282, 264502564, 529005128, 1058010256, 1256387179, 2512774358, 5025548716, 10051097432, 20102194864]

約数ペア:

[(1, 20102194864), (2, 10051097432), (4, 5025548716), (8, 2512774358), (16, 1256387179), (19, 1058010256), (38, 529005128), (76, 264502564), (152, 132251282), (304, 66125641)]