20189528151

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{48413}}^1$

素因数の和:48500

約数の個数: 48

約数和(自身を含む): 31628672544

約数和(自身を除く): 11439144393

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 289, 481, 629, 663, 867, 1443, 1887, 3757, 8177, 10693, 11271, 24531, 32079, 48413, 139009, 145239, 417027, 629369, 823021, 1791281, 1888107, 2469063, 5373843, 10699273, 13991357, 23286653, 30451777, 32097819, 41974071, 69859959, 91355331, 181887641, 395873101, 517680209, 545662923, 1187619303, 1553040627, 6729842717, 20189528151]

約数ペア:

[(1, 20189528151), (3, 6729842717), (13, 1553040627), (17, 1187619303), (37, 545662923), (39, 517680209), (51, 395873101), (111, 181887641), (221, 91355331), (289, 69859959), (481, 41974071), (629, 32097819), (663, 30451777), (867, 23286653), (1443, 13991357), (1887, 10699273), (3757, 5373843), (8177, 2469063), (10693, 1888107), (11271, 1791281), (24531, 823021), (32079, 629369), (48413, 417027), (139009, 145239)]