19536725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 26664960

約数和(自身を除く): 7128235

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 1279, 3055, 6395, 15275, 16627, 31975, 60113, 83135, 300565, 415675, 781469, 1502825, 3907345, 19536725]

約数ペア:

[(1, 19536725), (5, 3907345), (13, 1502825), (25, 781469), (47, 415675), (65, 300565), (235, 83135), (325, 60113), (611, 31975), (1175, 16627), (1279, 15275), (3055, 6395)]