18496025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 25206720

約数和(自身を除く): 6710695

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 1693, 2185, 8465, 10925, 32167, 38939, 42325, 160835, 194695, 739841, 804175, 973475, 3699205, 18496025]

約数ペア:

[(1, 18496025), (5, 3699205), (19, 973475), (23, 804175), (25, 739841), (95, 194695), (115, 160835), (437, 42325), (475, 38939), (575, 32167), (1693, 10925), (2185, 8465)]