18931036137

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{15493}}^1$

素因数の和:15642

約数の個数: 64

約数和(自身を含む): 30611185920

約数和(自身を除く): 11680149783

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 97, 221, 247, 291, 323, 663, 741, 969, 1261, 1649, 1843, 3783, 4199, 4947, 5529, 12597, 15493, 21437, 23959, 31331, 46479, 64311, 71877, 93993, 201409, 263381, 294367, 407303, 604227, 790143, 883101, 1221909, 1502821, 3423953, 3826771, 4508463, 5004239, 10271859, 11480313, 15012717, 19536673, 25547957, 28553599, 58610019, 65055107, 76643871, 85660797, 195165321, 332123441, 371196787, 485411183, 996370323, 1113590361, 1456233549, 6310345379, 18931036137]

約数ペア:

[(1, 18931036137), (3, 6310345379), (13, 1456233549), (17, 1113590361), (19, 996370323), (39, 485411183), (51, 371196787), (57, 332123441), (97, 195165321), (221, 85660797), (247, 76643871), (291, 65055107), (323, 58610019), (663, 28553599), (741, 25547957), (969, 19536673), (1261, 15012717), (1649, 11480313), (1843, 10271859), (3783, 5004239), (4199, 4508463), (4947, 3826771), (5529, 3423953), (12597, 1502821), (15493, 1221909), (21437, 883101), (23959, 790143), (31331, 604227), (46479, 407303), (64311, 294367), (71877, 263381), (93993, 201409)]