18748964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12433}}^1$

素因数の和:12479

約数の個数: 24

約数和(自身を含む): 36555960

約数和(自身を除く): 17806996

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12433, 24866, 49732, 161629, 323258, 360557, 646516, 721114, 1442228, 4687241, 9374482, 18748964]

約数ペア:

[(1, 18748964), (2, 9374482), (4, 4687241), (13, 1442228), (26, 721114), (29, 646516), (52, 360557), (58, 323258), (116, 161629), (377, 49732), (754, 24866), (1508, 12433)]