18506852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3911}}^1$

素因数の和:3948

約数の個数: 36

約数和(自身を含む): 40090176

約数和(自身を除く): 21583324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 3911, 4732, 7822, 15644, 27377, 50843, 54754, 101686, 109508, 203372, 355901, 660959, 711802, 1321918, 1423604, 2643836, 4626713, 9253426, 18506852]

約数ペア:

[(1, 18506852), (2, 9253426), (4, 4626713), (7, 2643836), (13, 1423604), (14, 1321918), (26, 711802), (28, 660959), (52, 355901), (91, 203372), (169, 109508), (182, 101686), (338, 54754), (364, 50843), (676, 27377), (1183, 15644), (2366, 7822), (3911, 4732)]