19200575

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 24895728

約数和(自身を除く): 5695153

約数列:

[1, 5, 25, 43, 53, 215, 265, 337, 1075, 1325, 1685, 2279, 8425, 11395, 14491, 17861, 56975, 72455, 89305, 362275, 446525, 768023, 3840115, 19200575]

約数ペア:

[(1, 19200575), (5, 3840115), (25, 768023), (43, 446525), (53, 362275), (215, 89305), (265, 72455), (337, 56975), (1075, 17861), (1325, 14491), (1685, 11395), (2279, 8425)]