18734075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 25046016

約数和(自身を除く): 6311941

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 1051, 3565, 5255, 17825, 24173, 26275, 32581, 120865, 162905, 604325, 749363, 814525, 3746815, 18734075]

約数ペア:

[(1, 18734075), (5, 3746815), (23, 814525), (25, 749363), (31, 604325), (115, 162905), (155, 120865), (575, 32581), (713, 26275), (775, 24173), (1051, 17825), (3565, 5255)]