18528412

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1907}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 37183104

約数和(自身を除く): 18654692

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 1907, 2429, 3814, 4858, 7628, 9716, 13349, 26698, 53396, 661729, 1323458, 2646916, 4632103, 9264206, 18528412]

約数ペア:

[(1, 18528412), (2, 9264206), (4, 4632103), (7, 2646916), (14, 1323458), (28, 661729), (347, 53396), (694, 26698), (1388, 13349), (1907, 9716), (2429, 7628), (3814, 4858)]