18032007

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 29624320

約数和(自身を除く): 11592313

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1051, 2451, 3153, 5719, 7357, 17157, 19969, 22071, 45193, 59907, 135579, 139783, 316351, 419349, 858667, 949053, 2576001, 6010669, 18032007]

約数ペア:

[(1, 18032007), (3, 6010669), (7, 2576001), (19, 949053), (21, 858667), (43, 419349), (57, 316351), (129, 139783), (133, 135579), (301, 59907), (399, 45193), (817, 22071), (903, 19969), (1051, 17157), (2451, 7357), (3153, 5719)]