18728644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{6353}}^1$

素因数の和:6435

約数の個数: 24

約数和(自身を含む): 36294048

約数和(自身を除く): 17565404

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 6353, 12706, 25412, 69883, 139766, 279532, 425651, 851302, 1702604, 4682161, 9364322, 18728644]

約数ペア:

[(1, 18728644), (2, 9364322), (4, 4682161), (11, 1702604), (22, 851302), (44, 425651), (67, 279532), (134, 139766), (268, 69883), (737, 25412), (1474, 12706), (2948, 6353)]